NPPES file of Aug 9, 2026

Donald J. Hayes, M.D.

General Practice Physician · Eldersburg, MD

Donald J. Hayes, M.D. is a general practice physician with a practice address in Eldersburg, Maryland, and NPI 1972698942, issued on Oct 4, 2006. Check the license (Maryland D0020985, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972698942
Name
Donald J. Hayes
Credential
M.D.
Primary taxonomy
General Practice Physician 208D00000X
License number
D0020985 MD
Self-reported in NPPES; status is on the state search
Practice location
1332 Londontown Blvd Ste 115A&B, Eldersburg, MD 21784
Phone
(410) 719-6470
Enumerated
Oct 4, 2006
Record last updated
Jan 30, 2026
Fax
(410) 719-6472
Medicaid ID
786431100 MD
Medicare enrollment
Enrolled (PECOS I20081202000656); may accept Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 1977
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Donald J. Hayes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0020985    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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47% fewer Medicare Part D claims than the average general practice physician in 2024

1,615 Medicare Part D claims for 52 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. 344 claims were for opioids.

  1. Donald Hayes1,615
  2. Specialty average3,030

Most prescribed

  1. Oxycodone Hcl250 claims
  2. Gabapentin80 claims
  3. Morphine Sulfate Er55 claims
  4. Albuterol Sulfate Hfa44 claims
  5. Alprazolam44 claims
  6. Losartan Potassium39 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.

General Practice Physician providers in Maryland

There are 385 general practice physician records in Maryland.

All 385 in Maryland → Every provider in Eldersburg →

Other general practice physician records in Maryland

  1. Nathaniel Adams, DOBethesda, MD1811685043
  2. Sarah Adkins, DO, PHDBethesda, MD1184426108
  3. Lillian Adu, NPHanover, MD1124950654
  4. Alaa Ahmed, MD, PHD, MPHPrince Frederick, MD1952046278
  5. Zaki Ahmed, MDBethesda, MD1295436616
  6. Sama Alazawi, DOBethesda, MD1235724063
  7. Erwin Aldana, MDPikesville, MD1609874718
  8. Jessica AlfordBethesda, MD1538972823
  9. Mohammed Ali, MDBoonsboro, MD1083783872
  10. Simal Ali, DOBethesda, MD1003674623

Common questions

What is Donald J. Hayes, M.D.'s NPI number?

Donald J. Hayes, M.D.'s National Provider Identifier (NPI) is 1972698942, issued on Oct 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Donald J. Hayes, M.D. located?

The NPPES record lists a practice address at 1332 Londontown Blvd Ste 115A&B, Eldersburg, MD, 21784. Phone: (410) 719-6470. Providers update this record themselves, so call before visiting.

How can I verify Donald J. Hayes, M.D.'s license?

NPPES lists Maryland license number D0020985, 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 Donald J. Hayes, M.D. prescribe under Medicare Part D?

In 2024, Donald J. Hayes, M.D. had 1,615 Medicare Part D claims for 52 beneficiaries; the average among general practice physician prescribers was 3,030. 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.

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.