CPT 2000 Code and Guideline Changes: A Comprehensive Review (November 1999)

November 1999 page 1-end CPT 2000 Code and Guideline Changes: A Comprehensive Review It's that time of the year once again: when the season changes, baseball ends, football begins, and of course, the new CPT codes and guidelines are published. As we have done in the past, we present to you a complete review of the changes with a brief rationale for each change. As they appear in the CPT book, we identify new codes with a , revised codes with a , add-on codes with a symbol, and modifier -51 exempt codes with a symbol. Revised text appears as indented...

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Note:  The following article synopsis was NOT provided by the AMA. It was created by Find-A-Code/innoviHealth.

Article Overview

This article reviews the CPT 2000 updates published in November 1999, with broad coverage of guideline revisions, new and revised procedure codes, relocated and deleted codes, and related cross-references across many specialties. It is relevant to coders, billers, compliance staff, and clinicians who need a high-level understanding of how the annual CPT update affects documentation and code selection workflows.

Why This Topic Matters

Annual CPT revisions can affect documentation practices, code lookup, and procedure reporting across multiple service lines. Understanding the scope of these updates helps coding professionals identify which sections of the code set changed and where to consult the full article for detailed guidance.

Article Sections

  1. November 1999 page 1-end

    Opening material that frames the annual CPT update and explains the article’s approach to summarizing changes.

  2. Evaluation and Management Services Guidelines

    Revisions to general E/M guidance and consultation-related documentation concepts.

  3. Emergency Department Services

    Updates affecting emergency department service definitions and related clarification notes.

  4. Critical Care Services

    Changes to critical care guidance, time concepts, and related neonatal distinctions.

  5. Neonatal Intensive Care

    Revisions addressing neonatal critical care reporting and associated procedural references.

  6. Preventive Medicine Services

    Clarifications related to preventive medicine services and separately reported preventive-related items.

  7. Anesthesia

    Extensive anesthesia code revisions, deletions, relocations, and guideline updates across multiple anatomic areas.

  8. Surgery Guidelines

    General surgery guideline changes, including starred procedure reporting and modifier guidance.

  9. Surgery

    Procedure updates across multiple surgical subsections, including integumentary, musculoskeletal, respiratory, cardiovascular, and genitourinary areas.

  10. Hemic and Lymphatic Systems

    Updates affecting spleen, lymphatic, and transplantation-related services, including relocated laparoscopy content.

  11. Mediastinum and Diaphragm

    New and revised codes for diaphragm-related resection and repair services.

  12. Digestive System

    Revisions affecting esophageal, gastric, intestinal, appendiceal, biliary, and peritoneal laparoscopic procedures.

  13. Urinary System

    Updates to kidney, ureter, bladder, and related laparoscopic procedures and cross-references.

  14. Male Genital System

    Changes involving penile, testicular, and spermatic cord procedures, including laparoscopic entries.

  15. Female Genital System

    Cross-references and laparoscopic guidance related to gynecologic procedures.

  16. Corpus Uteri

    Relocated laparoscopy and hysteroscopy procedures for uterine services and associated unlisted codes.

  17. Oviduct/Ovary

    Laparoscopic and open procedures involving the fallopian tubes and ovaries, including related repair services.

  18. Ovary

    Ovarian excision guidance and related cross-references.

  19. In Vitro Fertilization

    Revisions affecting assisted reproduction-related laparoscopic and hysteroscopic cross-references.

  20. Maternity Care and Delivery

    Updates to maternity-related laparoscopic procedure reporting and unlisted code guidance.

  21. Endocrine System

    Laparoscopic adrenal and endocrine system updates, including new unlisted procedure guidance.

  22. Nervous System

    Revisions for stereotaxis, neurostimulators, and spinal injection guidance.

What You Will Learn

  • How the CPT 2000 update was organized across major sections of the code set.
  • Which broad guideline areas were revised for evaluation and management, anesthesia, surgery, and other specialties.
  • Where new, revised, relocated, and deleted code families were introduced in the annual update.
  • How the article frames documentation and cross-reference changes at a high level.

Who Should Read This

  • Medical coders
  • Billing staff
  • Compliance professionals
  • Physician practices
  • Health information management professionals
  • Clinical documentation staff

Codes Discussed

  • CPT: 99285
  • CPT: 99291
  • CPT: 99292
  • CPT: 99295
  • CPT: 99296
  • CPT: 99297
  • CPT: 99298
  • CPT: 00100
  • CPT: 00102
  • CPT: 00103
  • CPT: 00210
  • CPT: 00212
  • CPT: 00214
  • CPT: 00300
  • CPT: 00400
  • CPT: 00520
  • CPT: 00522
  • CPT: 00524
  • CPT: 00528
  • CPT: 00740
  • CPT: 00810
  • CPT: 00857
  • CPT: 00910
  • CPT: 00918
  • CPT: 00940
  • CPT: 00952
  • CPT: 11900
  • CPT: 11901
  • CPT: 11980
  • CPT: 13100
  • CPT: 13101
  • CPT: 13102
  • CPT: 13120
  • CPT: 13121
  • CPT: 13122
  • CPT: 13131
  • CPT: 13132
  • CPT: 13133
  • CPT: 13150
  • CPT: 13151
  • CPT: 13152
  • CPT: 13153
  • CPT: 15600
  • CPT: 20926
  • CPT: 20930
  • CPT: 20979
  • CPT: 22318
  • CPT: 22319
  • CPT: 22585
  • CPT: 22630
  • CPT: 22840
  • CPT: 22851
  • CPT: 26416
  • CPT: 27096
  • CPT: 27427
  • CPT: 27428
  • CPT: 27429
  • CPT: 29871
  • CPT: 29879
  • CPT: 31505
  • CPT: 31510
  • CPT: 31511
  • CPT: 31512
  • CPT: 31513
  • CPT: 31622
  • CPT: 31623
  • CPT: 31641
  • CPT: 32997
  • CPT: 33140
  • CPT: 33206
  • CPT: 33207
  • CPT: 33208
  • CPT: 33216
  • CPT: 33217
  • CPT: 33218
  • CPT: 33220
  • CPT: 33222
  • CPT: 33223
  • CPT: 33233
  • CPT: 33234
  • CPT: 33235
  • CPT: 33236
  • CPT: 33237
  • CPT: 33238
  • CPT: 33240
  • CPT: 33241
  • CPT: 33243
  • CPT: 33244
  • CPT: 33245
  • CPT: 33246
  • CPT: 33249
  • CPT: 33250
  • CPT: 33251
  • CPT: 33282
  • CPT: 33284
  • CPT: 33405
  • CPT: 33406
  • CPT: 33410
  • CPT: 33517
  • CPT: 33533
  • CPT: 33968
  • CPT: 33970
  • CPT: 35500
  • CPT: 35879
  • CPT: 35881
  • CPT: 36520
  • CPT: 36521
  • CPT: 36533
  • CPT: 36534
  • CPT: 36535
  • CPT: 36550
  • CPT: 36819
  • CPT: 36821
  • CPT: 37250
  • CPT: 37251
  • CPT: 38120
  • CPT: 38129
  • CPT: 38240
  • CPT: 38241
  • CPT: 38570
  • CPT: 38571
  • CPT: 38572
  • CPT: 38589
  • CPT: 39560
  • CPT: 39561
  • CPT: 43200
  • CPT: 43228
  • CPT: 43280
  • CPT: 43289
  • CPT: 43324
  • CPT: 43330
  • CPT: 43651
  • CPT: 43652
  • CPT: 43653
  • CPT: 43659
  • CPT: 43761
  • CPT: 43830
  • CPT: 43831
  • CPT: 43832
  • CPT: 44005
  • CPT: 44200
  • CPT: 44201
  • CPT: 44202
  • CPT: 44209
  • CPT: 44970
  • CPT: 44979
  • CPT: 47560
  • CPT: 47561
  • CPT: 47562
  • CPT: 47563
  • CPT: 47564
  • CPT: 47570
  • CPT: 47579
  • CPT: 47600
  • CPT: 47605
  • CPT: 47720
  • CPT: 49060
  • CPT: 49061
  • CPT: 49255
  • CPT: 49320
  • CPT: 49321
  • CPT: 49322
  • CPT: 49323
  • CPT: 49329
  • CPT: 49650
  • CPT: 49651
  • CPT: 49659
  • CPT: 50280
  • CPT: 50300
  • CPT: 50320
  • CPT: 50400
  • CPT: 50405
  • CPT: 50541
  • CPT: 50544
  • CPT: 50546
  • CPT: 50547
  • CPT: 50548
  • CPT: 50549
  • CPT: 50610
  • CPT: 50620
  • CPT: 50630
  • CPT: 50945
  • CPT: 51990
  • CPT: 51992
  • CPT: 54100
  • CPT: 54650
  • CPT: 54690
  • CPT: 54692
  • CPT: 54699
  • CPT: 55550
  • CPT: 55559
  • CPT: 57288
  • CPT: 58550
  • CPT: 58551
  • CPT: 58555
  • CPT: 58558
  • CPT: 58559
  • CPT: 58560
  • CPT: 58561
  • CPT: 58562
  • CPT: 58563
  • CPT: 58578
  • CPT: 58579
  • CPT: 58600
  • CPT: 58605
  • CPT: 58615
  • CPT: 58660
  • CPT: 58661
  • CPT: 58662
  • CPT: 58670
  • CPT: 58671
  • CPT: 58672
  • CPT: 58673
  • CPT: 58679
  • CPT: 58740
  • CPT: 58760
  • CPT: 58770
  • CPT: 58900
  • CPT: 58976
  • CPT: 59898
  • CPT: 60650
  • CPT: 60659
  • CPT: 61750
  • CPT: 61751
  • CPT: 61795
  • CPT: 61850
  • CPT: 61860
  • CPT: 61862
  • CPT: 61885
  • CPT: 61886

Code Ranges Discussed

  • CPT: 99241-99255
  • CPT: 99295-99298
  • CPT: 12001-13160
  • CPT: 94760-94762
  • CPT: 22840-22855
  • CPT: 20930-20938
  • CPT: 64470-64476
  • CPT: 64622-64627
  • CPT: 31575, 43200, 43235, 44360, 44376, 44380, 45300, 45378, 46600
  • CPT: 56300-56399
  • CPT: 33517-33523
  • CPT: 33533-33536
  • CPT: 35879 and 35881
  • CPT: 36488-36491
  • CPT: 22840-22848, 22851
  • CPT: 22325, 22326, 22327, 22548-22812
  • CPT: 95971-95973
  • CPT: 95974-95975
  • CPT: 62270-62273
  • CPT: 62280-62282
  • CPT: 62310-62319
  • CPT: 33517-33523, 33533-33536
  • CPT: 99291 and 99292

Modifiers Discussed

  • CPT: -51
  • CPT: -25
  • CPT: -50
  • CPT: -76
  • CPT: -77
  • CPT: -52
  • CPT: -58
  • CPT: -80
  • CPT: -62

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