NPPES file of Aug 9, 2026

Joseph H. Oyer, M.D.

Specialist · Worcester, MA

Joseph H. Oyer, M.D. is a specialist with a practice address in Worcester, Massachusetts, and NPI 1700828639, issued on Jun 12, 2006. Check the license (Massachusetts M44106, as entered in NPPES) with the Massachusetts board that licenses this profession; 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
1700828639
Name
Joseph H. Oyer
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
M44106 MA
Self-reported in NPPES; status is on the state search
Practice location
48 Elm St, Worcester, MA 01609
Phone
(508) 757-0330
Enumerated
Jun 12, 2006
Record last updated
Jul 13, 2026
Medicaid ID
0010298 MA
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 specialist records → All 1,096 in Massachusetts → Look up another NPI →

Also registered at 48 Elm St

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

  1. Jediah Agyenim-BoatengBehavior Technician1760325351
  2. Marla Allard, CCC-AAudiologist1245370378
  3. Olivia Andrade-CainBehavior Technician1457288094
  4. Eleanor BackstromBehavior Technician1326969494
  5. Nadia BoatengBehavior Technician1962320697
  6. Elizabeth BoccardiBehavior Technician1871419457

Verify Joseph H. Oyer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license M44106    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
Find the Massachusetts license search

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Joseph H. Oyer among 1,096 specialist records in Massachusetts

Joseph H. Oyer, M.D. is one of 1,096 specialist records with a practice address in Massachusetts. 15% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 69% newer
  • In a Medicare fileNo · 15% of these records are
  • In the CMS Doctors and Clinicians fileNo · 12% of these records are
  • Record last updated2026 · 82% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Specialist providers in Massachusetts

There are 1,096 specialist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,096 in Massachusetts → Every provider in Worcester → Specialist nationwide →

The 8 specialist records with the nearest ZIP codes

  1. Kayla Daly, MA, MT-BC, LMHCWorcester, MA 016091003184441
  2. Deborah Ekstrom, MDWorcester, MA 016091518916188
  3. Ivory Filmore, PARAMEDICALWorcester, MA 016091295436624
  4. Rebecca AsareWorcester, MA 016101023318607
  5. Heather BaldwinWorcester, MA 016081386011120
  6. John Ferullo, MDWorcester, MA 016081528056439
  7. James Kenealy, MDWorcester, MA 016081770679730
  8. Philip Lahey, M.D.Worcester, MA 016101376528323

Common questions

What is Joseph H. Oyer, M.D.'s NPI number?

Joseph H. Oyer, M.D.'s National Provider Identifier (NPI) is 1700828639, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joseph H. Oyer, M.D. located?

The NPPES record lists a practice address at 48 Elm St, Worcester, MA, 01609. Phone: (508) 757-0330. Providers update this record themselves, so call before visiting.

How can I verify Joseph H. Oyer, M.D.'s license?

NPPES lists Massachusetts license number M44106, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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. 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.