NPPES file of Aug 9, 2026

Stephen C. Hamilton, M.D.

Internal Medicine Physician · Annapolis, MD

Stephen C. Hamilton, M.D. is an internal medicine physician with a practice address in Annapolis, Maryland, and NPI 1255319166, issued on Jan 3, 2006. Check the license (Maryland D41698, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255319166
Name
Stephen C. Hamilton
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
D41698 MD
Self-reported in NPPES; status is on the state search
Practice location
116 Defense Hwy, Annapolis, MD 21401
Phone
(410) 897-9841
Enumerated
Jan 3, 2006
Record last updated
Apr 27, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(410) 897-9852
Medicare enrollment
Enrolled (PECOS I20101130001112); accepts Medicare assignment
Medical or professional school
Duke University School Of Medicine, 1983
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 116 Defense Hwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Titus Abraham, MDInternal Medicine Physician1598764540
  2. Katherine Anderson, MDInternal Medicine Physician1841459187
  3. Jamie Berenson, DPTOrthopedic Physical Therapist1194765727
  4. Ilene Bloom, PACMedical Physician Assistant1790851996
  5. Wynn Boyle, CRNPNurse Practitioner1235298654
  6. Lisanne Cormier, M.ACAcupuncturist1366894610

Verify Stephen C. Hamilton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D41698
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.5 times the Medicare Part D claims of the average internal medicine physician in 2024

8,007 Medicare Part D claims for 825 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 127 claims were for opioids.

  1. Stephen Hamilton8,007
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium658 claims
  2. Rosuvastatin Calcium419 claims
  3. Amlodipine Besylate383 claims
  4. Losartan Potassium340 claims
  5. Levothyroxine Sodium290 claims
  6. Lisinopril288 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $808.86

38 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Hamilton$808.86
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Annapolis Internal Medicine, LLCAnnapolis, MD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stephen C. Hamilton among 3,904 internal medicine physician records in Maryland

Stephen C. Hamilton, M.D. is one of 3,904 internal medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 55% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1983 · median 2003 among the 2,445 with a school on file
  • Record last updated2012 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

100 internal medicine physician records list a practice address in Annapolis

They are 100 of the 3,629 NPPES records with a practice address in Annapolis, and 3,904 internal medicine physician records in Maryland.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Titus Abraham, MDAnnapolis, MD 214011598764540
  2. Donna Chambers, MDAnnapolis, MD 214011528067642
  3. Aditya Chopra, MDAnnapolis, MD 214011508850991
  4. Michael Freedman, M.D.Annapolis, MD 214011528045606
  5. Joseph Friend, MDAnnapolis, MD 214011144207028
  6. Howard Goldstein, MDAnnapolis, MD 214011174500060
  7. Brian Harvey, MDAnnapolis, MD 214011285636217
  8. Okeowo Ibitoye, MDAnnapolis, MD 214011154322352

Common questions

What is Stephen C. Hamilton, M.D.'s NPI number?

Stephen C. Hamilton, M.D.'s National Provider Identifier (NPI) is 1255319166, issued on Jan 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen C. Hamilton, M.D. located?

The NPPES record lists a practice address at 116 Defense Hwy, Annapolis, MD, 21401. Phone: (410) 897-9841. Providers update this record themselves, so call before visiting.

How can I verify Stephen C. Hamilton, M.D.'s license?

NPPES lists Maryland license number D41698, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephen C. Hamilton, M.D. prescribe under Medicare Part D?

In 2024, Stephen C. Hamilton, M.D. had 8,007 Medicare Part D claims for 825 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it 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.