Martin F. Gavin, D.O.
Nephrology Physician · Elkton, MD
Martin F. Gavin, D.O. is a nephrology physician with a practice address in Elkton, Maryland, and NPI 1609862150, issued on Sep 21, 2005. Check the license (Maryland H0037636, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Martin F. Gavin
- Credential
- D.O.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- H0037636 MD
C2-0002985 DE
Self-reported in NPPES; status is on the state search - Practice location
- 137 W High St, Elkton, MD 21921
- Phone
- (410) 620-9200
- Enumerated
- Sep 21, 2005
- Record last updated
- Jun 22, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (410) 620-9207
- Medicaid IDs
- 8818100 NJ
52681600 MD
0000087903 DE - Entity
- Type 1 · individual
8 nearest nephrology physician records → All 337 in Maryland → Look up another NPI →
Also registered at 137 W High St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephanie Bedard, PTPhysical Therapist1154432268
- Caroline Bruce, RD, LDNRegistered Dietitian1306115225
- Helen Chang-Deguzman, M.D.Nephrology Physician1710989926
- Aprile Harris, MSNNurse Practitioner1831133701
- Kristine Henry, LDNNutritionist1649565482
- Megan Kornhaus, RD, LDNRegistered Dietitian1750659538
Verify Martin F. Gavin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license H0037636Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average nephrology physician in 2024
148 Medicare Part D claims for 57 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Lisinopril16 claims
- Losartan Potassium14 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.
Martin F. Gavin among 337 nephrology physician records in Maryland
Martin F. Gavin, D.O. is one of 337 nephrology physician records with a practice address in Maryland. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2021 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Maryland
There are 337 nephrology physician records in Maryland.
All 337 in Maryland → Every provider in Elkton → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Helen Chang-Deguzman, M.D.Elkton, MD 219211710989926
- Collette Mehring, D.O.Elkton, MD 219211326232208
- Vijay Nellore, MDPerry Point, MD 219021063474260
- Ali Arif, MDSalisbury, MD 218041578124038
- Karen Dah, M.D.Salisbury, MD 218041730467804
- Muhammad Hanif, MDSalisbury, MD 218041144731100
- Muhammad Jahngir, M.D.Salisbury, MD 218041225692411
- Kazi Khan, MDSalisbury, MD 218041659959062
Common questions
What is Martin F. Gavin, D.O.'s NPI number?
Martin F. Gavin, D.O.'s National Provider Identifier (NPI) is 1609862150, issued on Sep 21, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Martin F. Gavin, D.O. located?
The NPPES record lists a practice address at 137 W High St, Elkton, MD, 21921. Phone: (410) 620-9200. Providers update this record themselves, so call before visiting.
How can I verify Martin F. Gavin, D.O.'s license?
NPPES lists Maryland license number H0037636, 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 Martin F. Gavin, D.O. prescribe under Medicare Part D?
In 2024, Martin F. Gavin, D.O. had 148 Medicare Part D claims for 57 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.