NPPES file of Aug 9, 2026

Periodontics in New Hampshire

39 NPPES records list periodontics with a practice address in New Hampshire, 2.8 per 100,000 residents, the 6th highest rate of 51. Nashua and Bedford have the most; each record links to the provider's NPI and the New Hampshire license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 1223P0300X · method

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

Nashua has the most, 5

  1. Nashua5
  2. Bedford4
  3. Concord4
  4. Manchester4
  5. Exeter3

Periodontics records in New Hampshire

  1. Irina Adler, DDSManchester, NH 031031164607172
  2. Robert Alvarenga, D.M.D.West Lebanon, NH 037841902907710
  3. Pamela Baldassarre, DMDBedford, NH 031101760553242
  4. Stephen Berube, D.M.DManchester, NH 031011366453623
  5. Stephen Boone, DDSLaconia, NH 032461740499052
  6. Charles Braga, D.M.D., M.M.SC.Newmarket, NH 038571013945476
  7. Roland Bryan, DMDManchester, NH 031021952529380
  8. Charles Burliss, DMD,MSCDSalem, NH 030791275628729
  9. Amera ElhajRochester, NH 038671225870447
  10. Francesca Failla, DMDNashua, NH 030601144790619
  11. Jeffrey Forgosh, DMDConcord, NH 033011942460100
  12. Robert Fremeau, DMDManchester, NH 031031588669477
  13. Stephen Fucini, DMDHanover, NH 037551649254665
  14. Gary Galovic, DMDExeter, NH 038331750508180
  15. Sumin Hahm, DDSDerry, NH 030381669147484
  16. James Hamilton, DDSMilford, NH 030551528112547
  17. John Herrin, D.D.S., M.S.Bedford, NH 031101194718031
  18. Sharon Johnson, D.M.D.Bedford, NH 031101336170778
  19. Tae Hyun Kwon, DDSKeene, NH 034311760761563
  20. Ernest Marino, DMDNashua, NH 030601912057019
  21. George Maxfield, D.M.D.Chester, NH 030361033166186
  22. Craig McLaughlin, DDSNashua, NH 030601992713986
  23. Hidetada Moroi, DMDExeter, NH 038331053477281
  24. Michael Neal, DMDBedford, NH 031101447318746
  25. Robert Nicoll, DDSExeter, NH 038331457456832
  26. Richard Niederman, DMDConcord, NH 033011003029679
  27. Nomith Ramdev, DMDDover, NH 038201669580734
  28. Jeffrey Rodden, DDSKeene, NH 034311811066814
  29. Karen Rodden, DDSKeene, NH 034311023187929
  30. Amy Rosania, DMD, MSCDPortsmouth, NH 038011467717595
  31. David Rosania, DMD, MSPortsmouth, NH 038011811930845
  32. Samar Shaikh, B.D.SNashua, NH 030601730632266
  33. Medha Singh, BDS, DMD, MSAmherst, NH 030311487964375
  34. James Spivey, D.D.S.Portsmouth, NH 038011992826598
  35. Tracey Vest, DMDConcord, NH 033011427107390
  36. Austin Wang, DDSConcord, NH 033011740339605
  37. Meggan Wehmeyer, DDS, MS, IBCLCClaremont, NH 037431760787394
  38. Howard Yen, D.M.D.Nashua, NH 030601093184616
  39. Yau-Hua Yu, DDSNewington, NH 038011770831190

Source: CMS NPPES, primary taxonomy 1223P0300X: records by practice city and the list of records, file of Aug 9, 2026.

New Hampshire ranks 6 of 51 per resident

  1. Connecticut3.2
  2. New Jersey3.1
  3. New York2.9
  4. New Hampshire2.8
  5. Hawaii2.7
  6. Maryland2.7
  7. 50 states and D.C.2.0

Source: CMS NPPES, primary taxonomy 1223P0300X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

69.2% of these records appear in a Medicare file, against 67.1% 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. New Hampshire69.2%
  2. United States67.1%

Periodontics records in New Hampshire, measured

  • In a Medicare file27 of 39 · 69.2% here, 67.1% nationally
  • In the CMS Doctors and Clinicians file0 · 0.0% here, 0.5% nationally
  • Not updated in five years or more26 · 66.7% here, 74.4% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 1223P0300X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

39 NPPES records list periodontics (1223P0300X) as their primary taxonomy with a practice address in New Hampshire: 2.8 per 100,000 residents against 2 nationally (50 states and D.C.). Nashua has 5 of them (13%).

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. Hawaii39
  2. Nevada43
  3. Utah43
  4. Kansas45

States with a similar rate per 100,000

  1. Maryland2.7
  2. New York2.9
  3. Virginia2.5
  4. Rhode Island2.5

The largest states

  1. California929
  2. New York565
  3. Florida487
  4. Texas486
  5. Massachusetts390

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.