Michael D. Baum, MD
Ophthalmology Physician · Silver Spring, MD
Michael D. Baum, MD is an ophthalmology physician with a practice address in Silver Spring, Maryland, and NPI 1689662140, issued on Oct 10, 2005. Check the license (Maryland D21236, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Michael D. Baum
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- D21236 MD
Self-reported in NPPES; status is on the state search - Practice location
- 8830 Cameron CT, Silver Spring, MD 20910
- Phone
- (301) 587-1800
- Enumerated
- Oct 10, 2005
- Record last updated
- Feb 22, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (301) 587-1804
- Medicare enrollment
- Enrolled (PECOS I20111230000311); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 1973
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 588 in Maryland → Look up another NPI →
Also registered at 8830 Cameron CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael D. Baum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D21236Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $26.54
1 payment: food and beverage; the largest payer was Amgen Inc. The 13,221 providers of this specialty with any payment received $4,535.02 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
- Washington National Eye CenterWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael D. Baum among 588 ophthalmology physician records in Maryland
Michael D. Baum, MD is one of 588 ophthalmology physician records with a practice address in Maryland. 72% 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, 86% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1973 · median 2002 among the 369 with a school on file
- Record last updated2010 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Maryland
There are 588 ophthalmology physician records in Maryland.
All 588 in Maryland → Every provider in Silver Spring → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- John Anderschat, M.D.Silver Spring, MD 209101497795686
- Joel Engelstein, M.D.Silver Spring, MD 209101720076904
- Robert Friedlaender, M.D.Silver Spring, MD 209101376550228
- Arusha Gupta, M.D.Silver Spring, MD 209101003007816
- Julie Gutmark, M.D.Silver Spring, MD 209101285683441
- James Loreto, M.D.Silver Spring, MD 209101437101516
- Jonathan Lyons, MDSilver Spring, MD 209101588769459
- Anna Park, MDSilver Spring, MD 209101295730521
Common questions
What is Michael D. Baum, MD's NPI number?
Michael D. Baum, MD's National Provider Identifier (NPI) is 1689662140, issued on Oct 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Michael D. Baum, MD located?
The NPPES record lists a practice address at 8830 Cameron CT, Silver Spring, MD, 20910. Phone: (301) 587-1800. Providers update this record themselves, so call before visiting.
How can I verify Michael D. Baum, MD's license?
NPPES lists Maryland license number D21236, 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.
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.