NPPES file of Aug 9, 2026

David M. Blass, M.D.

Psychiatry Physician · Baltimore, MD

David M. Blass, M.D. is a psychiatry physician with a practice address in Baltimore, Maryland, and NPI 1508822610, issued on Apr 26, 2006. Check the license (Maryland D56869, 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
1508822610
Name
David M. Blass
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
D56869 MD
Self-reported in NPPES; status is on the state search
Practice location
600 N Wolfe St, Baltimore, MD 21287
Phone
(410) 955-5104
Enumerated
Apr 26, 2006
Record last updated
Jul 13, 2026
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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8 nearest psychiatry physician records → All 1,451 in Maryland → Look up another NPI →

Also registered at 600 N Wolfe St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Abdulrahman Abodarahim, MBBCHOphthalmology Physician1770182560
  2. Aida Abou-ZamzamStudent in an Organized Health Care Education/Training Program1891456034
  3. Mya AbousyStudent in an Organized Health Care Education/Training Program1700422169
  4. Christopher Abularrage, MDVascular Surgery Physician1063675908
  5. Sahaja Acharya, M.D.Radiation Oncology Physician1639436603
  6. Stephen Achuff, M.D.Cardiovascular Disease Physician1326001033

Verify David M. Blass in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D56869    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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David M. Blass among 1,451 psychiatry physician records in Maryland

David M. Blass, M.D. is one of 1,451 psychiatry physician records with a practice address in Maryland. 63% 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 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileNo · 63% of these records are
  • In the CMS Doctors and Clinicians fileNo · 36% of these records are
  • Record last updated2026 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

497 psychiatry physician records list a practice address in Baltimore

They are 497 of the 35,183 NPPES records with a practice address in Baltimore, and 1,451 psychiatry physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,451 in Maryland → Every provider in Baltimore → Psychiatry Physician nationwide →

The 8 psychiatry physician records with the nearest ZIP codes

  1. Larry Alessi, M.D.Baltimore, MD 212871902860596
  2. Andrew Angelino, M.D.Baltimore, MD 212871346204625
  3. Shannon Barnett, M.D.Baltimore, MD 212871104881796
  4. Emile Bendit, M.D.Baltimore, MD 212871063478824
  5. Oscar Bienvenu, M.D.Baltimore, MD 212871821054909
  6. Gabrielle Blackman, M.D.Baltimore, MD 212871417913195
  7. Christopher Carroll, M.D.Baltimore, MD 212871730137621
  8. Angela Guarda, M.D.Baltimore, MD 212871689632598

Common questions

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

David M. Blass, M.D.'s National Provider Identifier (NPI) is 1508822610, issued on Apr 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David M. Blass, M.D. located?

The NPPES record lists a practice address at 600 N Wolfe St, Baltimore, MD, 21287. Phone: (410) 955-5104. Providers update this record themselves, so call before visiting.

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

NPPES lists Maryland license number D56869, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.