Steven Gerald Proshan, MD
Colon & Rectal Surgery Physician · Annapolis, MD
Steven Gerald Proshan, MD is a colon & rectal surgery physician with a practice address in Annapolis, Maryland, and NPI 1487754933, issued on Sep 25, 2006. Check the license (Maryland D0056357, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Steven Gerald Proshan
- Credential
- MD
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License number
- D0056357 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2002 Medical Parkway, Annapolis, MD 21401
- Phone
- (410) 573-1699
- Enumerated
- Sep 25, 2006
- Record last updated
- Oct 17, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (410) 573-5311
- Medicare enrollment
- Enrolled (PECOS I20141203002359); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1989
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 32 in Maryland → Look up another NPI →
Also registered at 2002 Medical Parkway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Steven Gerald Proshan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0056357Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024
57 Medicare Part D claims for 31 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D.
Most prescribed
- Metronidazole17 claims
- Neomycin Sulfate15 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.
Bills Medicare through one group practice
- Annapolis Colon And Rectal Surgeons LLCAnnapolis, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Steven Gerald Proshan among 32 colon & rectal surgery physician records in Maryland
Steven Gerald Proshan, MD is one of 32 colon & rectal surgery physician records with a practice address in Maryland. 81% 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 22% of them.
- NPI issued2006 · 22% of these records are older, 66% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1989 · median 2004 among the 23 with a school on file
- Record last updated2007 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in Maryland
There are 32 colon & rectal surgery physician records in Maryland.
All 32 in Maryland → Every provider in Annapolis → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- Chady Atallah, M.D.Baltimore, MD 212871558637025
- Kathryn Chu, M.D.Baltimore, MD 212871184770315
- Bashar Safar, MDBaltimore, MD 212871932386422
- Lynda Dougherty, M.D.Oakland, MD 215501376534149
- Philip Ferris, M.D.Baltimore, MD 212371154464410
- Irina Bernescu, MDBaltimore, MD 212291174850952
- Joann Warrick, M.D.Baltimore, MD 212241922254002
- Wei LiuBaltimore, MD 212181255836540
Common questions
What is Steven Gerald Proshan, MD's NPI number?
Steven Gerald Proshan, MD's National Provider Identifier (NPI) is 1487754933, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Steven Gerald Proshan, MD located?
The NPPES record lists a practice address at 2002 Medical Parkway, Annapolis, MD, 21401. Phone: (410) 573-1699. Providers update this record themselves, so call before visiting.
How can I verify Steven Gerald Proshan, MD's license?
NPPES lists Maryland license number D0056357, 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 Steven Gerald Proshan, MD prescribe under Medicare Part D?
In 2024, Steven Gerald Proshan, MD had 57 Medicare Part D claims for 31 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. 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.