NPPES file of Aug 9, 2026

Obstetrics & Gynecology Physician in Massachusetts

1,127 NPPES records list obstetrics & gynecology physician with a practice address in Massachusetts, 16 per 100,000 residents, the 11th highest rate of 51. Boston and Worcester have the most; each record links to the provider's NPI and the Massachusetts license search. Page 20 of 23.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207V00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Boston has the most, 316

  1. Boston316
  2. Worcester72
  3. Springfield52
  4. Brookline45
  5. Cambridge34

Obstetrics & Gynecology Physician records in Massachusetts

  1. Michele Sinopoli, M.D.Leominster, MA 014531750423125
  2. Rachel Sisodia, M.D.Boston, MA 021141760673883
  3. Lauren Slater, M.D.Pittsfield, MA 012011760673123
  4. Jayme Sloan, MDBoston, MA 022151487817847
  5. Elizabeth Small-Pal, MDNew Bedford, MA 027401568410694
  6. Karen Smith, M.D.Dartmouth, MA 027471316943798
  7. Melanie Smith, M.D.Boston, MA 021151639202385
  8. Nicole Smith, MDBoston, MA 021151841225745
  9. Phillip Smith, M.D.Brookline, MA 024461194846329
  10. Shannon Smith, M.D.Boston, MA 021301407018401
  11. Erica Smith Anderson, MDWorcester, MA 016051700860707
  12. Nancy Sobel, MD, PHD, MBABoston, MA 021081366477382
  13. Steven Solano, MDSouthborough, MA 017721992968994
  14. Magdi Soliman, MDCambridge, MA 021391538212055
  15. Sujata Somani, MDBoston, MA 021141043291404
  16. Tavor Sondheimer, M.D.Springfield, MA 011071609119890
  17. Irene Souter, MDBoston, MA 021141184680811
  18. Arthur Spector, M.D.Cambridge, MA 021391104872365
  19. Elizabeth Speed, MDMashpee, MA 026491598928178
  20. Kathleen Speese, CRNP, WHNP-BCBoston, MA 021161710633649
  21. Arnold Sperling, M.D.Wayland, MA 017781124030986
  22. Jay Sprong, MDNorthampton, MA 010601962493130
  23. Timothy Spurrell, MDBrockton, MA 023011720008741
  24. Payal Srinivasa, M.D.Wellesley, MA 024811417122854
  25. Nicole St Omer Roy, MDLynn, MA 019011861997538
  26. Emily Staudenmaier, DOChestnut Hill, MA 024671255861423
  27. Daniel Steece, MDBeverly, MA 019151609800713
  28. Erin Stefely, M.D.Cambridge, MA 021381952745119
  29. Michael Steller, M.D.Brighton, MA 021351346236767
  30. Jacqueline Stephen, MDBrookline, MA 024451659428183
  31. Lisa Stephens, MDWestfield, MA 010851982685913
  32. Linda Stewart, M.D.Oak Bluffs, MA 025571134108913
  33. Elizabeth Stier, MDBoston, MA 021181376526590
  34. Kara Stoever, MDBoston, MA 021181558854497
  35. Armide Storey, M.D.Boston, MA 021181467089250
  36. Celeste Straight, M.D.Shrewsbury, MA 015451164869731
  37. Nairi Strauch, MDBoston, MA 021111770223364
  38. Rebecca Street, DOWeymouth, MA 021891154737922
  39. Emily Strehle, DOConcord, MA 017421225347909
  40. Barbara Stricker, M.D.Attleboro, MA 027031972553121
  41. Eva Strobl, MDHyannis, MA 026011235750910
  42. Phillip Stubblefield, M.D.Boston, MA 021181871576090
  43. Cecilia Stuopis, MDCambridge, MA 021391619982493
  44. Ronan Sugrue, MDBoston, MA 021151740705243
  45. Brian Sullivan, MDHanover, MA 023391699750265
  46. Gina Sullivan, MDWorcester, MA 016051265750228
  47. Margaret Sullivan, M.D.Boston, MA 021241154339984
  48. Maureen Sullivan, NPBoston, MA 021181558321562
  49. Sridevi Sullivan, MDCambridge, MA 021381154397545
  50. Chenchen Sun, M.D.Boston, MA 021111831584895

Source: CMS NPPES, primary taxonomy 207V00000X: records by practice city and the list of records, file of Aug 9, 2026.

Massachusetts ranks 11 of 51 per resident

  1. Illinois16
  2. Alaska16
  3. New York16
  4. Massachusetts16
  5. Vermont16
  6. Oregon15
  7. 50 states and D.C.14

Source: CMS NPPES, primary taxonomy 207V00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

73.0% of these records appear in a Medicare file, against 75.6% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Massachusetts73.0%
  2. United States75.6%

Obstetrics & Gynecology Physician records in Massachusetts, measured

  • In a Medicare file823 of 1,127 · 73.0% here, 75.6% nationally
  • In the CMS Doctors and Clinicians file716 · 63.5% here, 60.3% nationally
  • Not updated in five years or more724 · 64.2% here, 56.2% nationally
  • Median graduation year2004 · the 715 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207V00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

1,127 NPPES records list obstetrics & gynecology physician (207V00000X) as their primary taxonomy with a practice address in Massachusetts: 16 per 100,000 residents against 14 nationally (50 states and D.C.). Boston has 316 of them (28%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Virginia1,174
  2. Washington1,038
  3. Maryland1,034
  4. Colorado906

States with a similar rate per 100,000

  1. Vermont16.1
  2. New York16.2
  3. Alaska16.2
  4. Illinois16.4

The largest states

  1. California5,088
  2. Texas3,524
  3. New York3,174
  4. Florida2,601
  5. Illinois2,062

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.