NPPES file of Aug 9, 2026

Hematology & Oncology Physician in Maryland

317 NPPES records list hematology & oncology physician with a practice address in Maryland, 5.1 per 100,000 residents, the 11th highest rate of 51. Baltimore and Bethesda have the most; each record links to the provider's NPI and the Maryland license search. Page 1 of 7.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RH0003X · method

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

Baltimore has the most, 98

  1. Baltimore98
  2. Bethesda68
  3. Rockville18
  4. Frederick13
  5. Salisbury13

Hematology & Oncology Physician records in Maryland

  1. Kenneth Abbott, M.D.Prince Frederick, MD 206781306976949
  2. Courtney Ackerman, M.D.Silver Spring, MD 209041790919744
  3. Michael Adashek, D.O.Towson, MD 212041972037661
  4. Manish Agrawal, M.D.Rockville, MD 208501275614984
  5. Bilal Ahmed, MDPrince Frederick, MD 206781093984411
  6. Saira Ahmed, MDBaltimore, MD 212291932393766
  7. Margaret Akpan, MDCheverly, MD 207851669458931
  8. Ahmad Al-Homsi, MDBaltimore, MD 212871104808047
  9. Kashif Ali, M.D.Silver Spring, MD 209041851423388
  10. Zakari Aliyu, MDBaltimore, MD 212071679539464
  11. Ellery Altshuler, MDBaltimore, MD 212871467080929
  12. Alexander Ambinder, M.D.Baltimore, MD 212871629411558
  13. Sajeev Anand, M.D.Greenbelt, MD 207701194816017
  14. Kaleb Ardoin, MDBaltimore, MD 212871487304713
  15. Philip Arlen, M.D.Bethesda, MD 208921093857047
  16. Karim Arnaout, M.D.Salisbury, MD 218011265697213
  17. Aakriti Arora, MBBSBaltimore, MD 212391528680279
  18. Lisa Arsenault, PARockville, MD 208501841427804
  19. Ed Ashtar, M.D., F.A.C.P.Rockville, MD 208501043201817
  20. Michael Auerbach, M.D.Baltimore, MD 212371336199942
  21. Sein Aung, M.D.Baltimore, MD 212371912974189
  22. Kevin BabcockBethesda, MD 208891942993811
  23. Maria Baer, MDBaltimore, MD 212011700881802
  24. Huzefa Bahrain, D.O.Baltimore, MD 212371790734549
  25. Ashkan Bahrani, MDBaltimore, MD 212371144214727
  26. Sanjeeve Balasubramaniam, MDBethesda, MD 208921700099710
  27. Ani Balmanoukian, M.D.Baltimore, MD 212871063558682
  28. Arnob Banerjee, MDBaltimore, MD 212011538221494
  29. Paul Bannen, MDOlney, MD 208321942392899
  30. Frederick Barr, M.D.Chevy Chase, MD 208151184620122
  31. Oscar Raymond Bascug, DOFrederick, MD 217021417484627
  32. Mouhamad Bazzi, MDFrederick, MD 217021265619878
  33. Peter Beale, M.D.Bethesda, MD 208891952713075
  34. Thomas Bensinger, M.D.Greenbelt, MD 207701962405985
  35. Wendy Bernstein, MDBethesda, MD 208891679548432
  36. Kenneth Bertram, MDFrederick, MD 217021336227628
  37. Arun Bhandari, MDAnnapolis, MD 214011730161878
  38. Gideon Blumenthal, M.D.Bethesda, MD 208891427242635
  39. Ralph Boccia, M.D.Bethesda, MD 208171881663284
  40. Daniel Bowers, M.D.Bethesda, MD 208891417113952
  41. Evan Braunstein, M.D., PH.D.Baltimore, MD 212311194967091
  42. Benjamin Bridges, MDAnnapolis, MD 214011477694420
  43. Peter Bross, M.D.Rockville, MD 208521043305386
  44. James Brown, M.D.Rockville, MD 208501689755431
  45. Corey Carter, M.D.Bethesda, MD 208891831162833
  46. Jennifer Carter, MDCumberland, MD 215021841636214
  47. Clara Chan, M.D.Silver Spring, MD 209021952338592
  48. Henry Chang, M.D.Bethesda, MD 208171760709489
  49. Alice Chen, MDBethesda, MD 208921518079805
  50. Gang Chen, M.D., PH.D.Towson, MD 212041417390576

Source: CMS NPPES, primary taxonomy 207RH0003X: records by practice city and the list of records, file of Aug 9, 2026.

Maryland ranks 11 of 51 per resident

  1. Connecticut5.5
  2. New Hampshire5.4
  3. Illinois5.3
  4. Maryland5.1
  5. Wisconsin5.0
  6. North Dakota5.0
  7. 50 states and D.C.4.2

Source: CMS NPPES, primary taxonomy 207RH0003X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

74.8% of these records appear in a Medicare file, against 82.9% 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. Maryland74.8%
  2. United States82.9%

Hematology & Oncology Physician records in Maryland, measured

  • In a Medicare file237 of 317 · 74.8% here, 82.9% nationally
  • In the CMS Doctors and Clinicians file185 · 58.4% here, 71.3% nationally
  • Not updated in five years or more180 · 56.8% here, 54.3% nationally
  • Median graduation year2000 · the 185 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RH0003X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

317 NPPES records list hematology & oncology physician (207RH0003X) as their primary taxonomy with a practice address in Maryland: 5.1 per 100,000 residents against 4.2 nationally (50 states and D.C.). Baltimore has 98 of them (31%).

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. Wisconsin295
  2. Michigan340
  3. Virginia346
  4. Arizona285

States with a similar rate per 100,000

  1. North Dakota5.0
  2. Illinois5.3
  3. New Hampshire5.4
  4. Connecticut5.5

The largest states

  1. California1,583
  2. New York1,163
  3. Texas922
  4. Florida818
  5. Pennsylvania784

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.