NPPES file of Aug 9, 2026

David Alexander Chrostowski, M.D.

Emergency Medicine Physician · Germantown, MD

David Alexander Chrostowski, M.D. is an emergency medicine physician with a practice address in Germantown, Maryland, and NPI 1871884304, issued on May 2, 2011. Check the license (Maryland D0077766, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871884304
Name
David Alexander Chrostowski
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
D0077766 MD
Self-reported in NPPES; status is on the state search
Practice location
20010 Century Boulevard, Germantown, MD 20874
Phone
(240) 686-2300
Enumerated
May 2, 2011
Record last updated
Jun 9, 2014 (not updated in 12 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify David Alexander Chrostowski in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0077766
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maryland license search

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David Alexander Chrostowski among 1,190 emergency medicine physician records in Maryland

David Alexander Chrostowski, M.D. is one of 1,190 emergency 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 not. Its NPI, issued in 2011, is newer than 61% of them.

  • NPI issued2011 · 61% of these records are older, 35% newer
  • In a Medicare fileNo · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 48% of these records are
  • Record last updated2014 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

33 emergency medicine physician records list a practice address in Germantown

They are 33 of the 1,327 NPPES records with a practice address in Germantown, and 1,190 emergency medicine physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Jason Adler, MDGermantown, MD 208741376751115
  2. Nafis Ahmed, MDGermantown, MD 208741396970414
  3. Anna Ansaldo, MDGermantown, MD 208741760645048
  4. Jonathan D'Souza, MDGermantown, MD 208741205097375
  5. Maxwell Ginsburg, M.D.Germantown, MD 208741730324492
  6. Mark Goldstein, M.D.Germantown, MD 208741760656631
  7. Robert Harvey, D.O.Germantown, MD 208741922068154
  8. Anoop Kumar, M.D.Germantown, MD 208741891995874

Common questions

What is David Alexander Chrostowski, M.D.'s NPI number?

David Alexander Chrostowski, M.D.'s National Provider Identifier (NPI) is 1871884304, issued on May 2, 2011. An NPI identifies a provider in billing; it is not a license.

Where is David Alexander Chrostowski, M.D. located?

The NPPES record lists a practice address at 20010 Century Boulevard, Germantown, MD, 20874. Phone: (240) 686-2300. Providers update this record themselves, so call before visiting.

How can I verify David Alexander Chrostowski, M.D.'s license?

NPPES lists Maryland license number D0077766, 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. 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.