Fer Eren, M.D.
Internal Medicine Physician · Glen Burnie, MD
Fer Eren, M.D. is an internal medicine physician with a practice address in Glen Burnie, Maryland, and NPI 1497854376, issued on Sep 21, 2006. Check the license (Maryland D0055506, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Fer Eren
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- D0055506 MD
Self-reported in NPPES; status is on the state search - Practice location
- 7310 Ritchie Hwy, Glen Burnie, MD 21061
- Phone
- (410) 768-3936
- Enumerated
- Sep 21, 2006
- Record last updated
- Jan 21, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (410) 766-6683
- Medicaid ID
- 920900000 MD
- Medicare enrollment
- Enrolled (PECOS I20040521001046); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 7310 Ritchie Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sridhar Atluri, M.D.Internal Medicine Physician1073616397
- David Bell, LCSW-CClinical Social Worker1568904167
- Jennifer Bisegger, PT, MPTPhysical Therapist1508452251
- Cristina Boogaart, DPTPhysical Therapist1841699873
- Shannon Bowie, OTR/LOccupational Therapist1578900098
- Gina Califano, PTPhysical Therapist1205983442
Verify Fer Eren in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0055506Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.0 times the Medicare Part D claims of the average internal medicine physician in 2024
12,857 Medicare Part D claims for 651 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 44 claims were for opioids.
Most prescribed
- Atorvastatin Calcium880 claims
- Amlodipine Besylate820 claims
- Metoprolol Succinate734 claims
- Losartan Potassium565 claims
- Levothyroxine Sodium463 claims
- Furosemide285 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: $266.81
7 payments; by number, the most common kind was food and beverage; the largest payer was Dexcom, 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.
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
- Eren And Atluri, Mds,llcGlen Burnie, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Fer Eren among 3,904 internal medicine physician records in Maryland
Fer Eren, 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
- Graduated1996 · median 2003 among the 2,445 with a school on file
- Record last updated2010 · 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).
70 internal medicine physician records list a practice address in Glen Burnie
They are 70 of the 1,989 NPPES records with a practice address in Glen Burnie, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Glen Burnie → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Harvinder Arora, MDGlen Burnie, MD 210611487644241
- Darius Cameron, MDGlen Burnie, MD 210611255313029
- Anil Chopra, MDGlen Burnie, MD 210611205836236
- Henry Francis, MDGlen Burnie, MD 210611295718500
- Patricia Gao, M.D.Glen Burnie, MD 210611821070608
- Elliott Gorbaty, M.D.Glen Burnie, MD 210611528043049
- Alvin Madarang, M.D.Glen Burnie, MD 210611144214255
- Ayoku Oketunji, MDGlen Burnie, MD 210611083697312
Common questions
What is Fer Eren, M.D.'s NPI number?
Fer Eren, M.D.'s National Provider Identifier (NPI) is 1497854376, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Fer Eren, M.D. located?
The NPPES record lists a practice address at 7310 Ritchie Hwy, Glen Burnie, MD, 21061. Phone: (410) 768-3936. Providers update this record themselves, so call before visiting.
How can I verify Fer Eren, M.D.'s license?
NPPES lists Maryland license number D0055506, 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 Fer Eren, M.D. prescribe under Medicare Part D?
In 2024, Fer Eren, M.D. had 12,857 Medicare Part D claims for 651 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.