NPPES file of Aug 9, 2026

Joshua Vollstaedt, D.O.

Pulmonary Disease Physician · Royal Oak, MI

Joshua Vollstaedt, D.O. is a pulmonary disease physician with a practice address in Royal Oak, Michigan, and NPI 1538517131, issued on May 25, 2016. Check the license (Michigan 5101022390, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1538517131
Name
Joshua Vollstaedt
Credential
D.O.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
5101022390 MI
Self-reported in NPPES; status is on the state search
Practice location
4346 Mandalay Ave, Royal Oak, MI 48073
Phone
(810) 434-6139
Enumerated
May 25, 2016
Record last updated
Aug 4, 2022
Medicaid ID
1538517131 MI
Medicare enrollment
Enrolled (PECOS I20231108003297); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Osteopathic Medicine, 2016
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 Joshua Vollstaedt in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 5101022390
    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 Michigan 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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Bills Medicare through one group practice

  1. Norman Regional Providers Specialty CareNorman, OK

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joshua Vollstaedt among 526 pulmonary disease physician records in Michigan

Joshua Vollstaedt, D.O. is one of 526 pulmonary disease physician records with a practice address in Michigan. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 81% of them.

  • NPI issued2016 · 81% of these records are older, 15% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2016 · median 2004 among the 389 with a school on file
  • Record last updated2022 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Michigan

There are 526 pulmonary disease physician records in Michigan.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Abdulgadir Adam, M.D.Royal Oak, MI 480731942493838
  2. Robert BegleRoyal Oak, MI 480731548239023
  3. Paul Bozyk, M.D.Royal Oak, MI 480731356462279
  4. Enrique Calvo Ayala, M.D.Royal Oak, MI 480731699971713
  5. Marc Dunn, M.D.Royal Oak, MI 480731427002484
  6. Warren Fields, M.D.Royal Oak, MI 480731225158694
  7. Giovi Grasso Knight, MDRoyal Oak, MI 480731518054543
  8. Marc Greenberger, M.D.Royal Oak, MI 480731831145747

Common questions

What is Joshua Vollstaedt, D.O.'s NPI number?

Joshua Vollstaedt, D.O.'s National Provider Identifier (NPI) is 1538517131, issued on May 25, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Vollstaedt, D.O. located?

The NPPES record lists a practice address at 4346 Mandalay Ave, Royal Oak, MI, 48073. Phone: (810) 434-6139. Providers update this record themselves, so call before visiting.

How can I verify Joshua Vollstaedt, D.O.'s license?

NPPES lists Michigan license number 5101022390, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. 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.