Jenny Elsa Blau, MD
Internal Medicine Physician · Bethesda, MD
Jenny Elsa Blau, MD is an internal medicine physician with a practice address in Bethesda, Maryland, and NPI 1982838389, issued on May 13, 2009. Check the license on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Jenny Elsa Blau
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD039473 DC
Self-reported in NPPES; status is on the state search - Practice location
- 9000 Rockville Pike, Bethesda, MD 20892
- Phone
- (301) 496-1913
- Enumerated
- May 13, 2009
- Record last updated
- Jun 28, 2012 (not updated in 14 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,904 in Maryland → Look up another NPI →
Also registered at 9000 Rockville Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jenny Elsa Blau in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck 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: $4,500.00
1 payment: education; the largest payer was Zimmer Biomet Holdings, 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.
Jenny Elsa Blau among 3,904 internal medicine physician records in Maryland
Jenny Elsa Blau, MD 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 2009, is newer than 61% of them.
- NPI issued2009 · 61% of these records are older, 36% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- 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).
288 internal medicine physician records list a practice address in Bethesda
They are 288 of the 7,245 NPPES records with a practice address in Bethesda, and 3,904 internal medicine physician records in Maryland.
All 3,904 in Maryland → Every provider in Bethesda → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Andrea Apolo, MDBethesda, MD 208921902059124
- Victoria Cargill, M.D., M.S.C.E.Bethesda, MD 208921629270236
- Marion Danis, M.D.Bethesda, MD 208921952467763
- Madeleine Deming, M. D.Bethesda, MD 208921609820802
- Nicole Farmer, MDBethesda, MD 208921184827321
- Paneez Khoury, M.D.Bethesda, MD 208921720203920
- Caroline Philpott, M. D.Bethesda, MD 208921043469612
- Alexandra Pratt, MDBethesda, MD 208921255476933
Common questions
What is Jenny Elsa Blau, MD's NPI number?
Jenny Elsa Blau, MD's National Provider Identifier (NPI) is 1982838389, issued on May 13, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Jenny Elsa Blau, MD located?
The NPPES record lists a practice address at 9000 Rockville Pike, Bethesda, MD, 20892. Phone: (301) 496-1913. Providers update this record themselves, so call before visiting.
How can I verify Jenny Elsa Blau, MD's license?
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.