NPPES file of Aug 9, 2026

Ulf R. Hierlwimmer, DO

Allergy Physician · Holland, MI

Ulf R. Hierlwimmer, DO is an allergy physician with a practice address in Holland, Michigan, and NPI 1508830894, issued on Feb 14, 2006. Check the license (Michigan UH006611, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1508830894
Name
Ulf R. Hierlwimmer
Credential
DO
Primary taxonomy
Allergy Physician 207KA0200X
License number
UH006611 MI
Self-reported in NPPES; status is on the state search
Practice location
904 Washington Ave Ste 120, Holland, MI 49423
Phone
(616) 392-8877
Enumerated
Feb 14, 2006
Record last updated
Dec 23, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(616) 392-1755
Medicaid ID
111435568 MI
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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Also registered at 904 Washington Ave Ste 120

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

  1. Kelly Borgman, O.D.Pediatric Optometrist1063759678

Verify Ulf R. Hierlwimmer 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 UH006611    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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Allergy Physician providers in Michigan

There are 31 allergy physician records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 31 in Michigan → Every provider in Holland →

Other allergy physician records in Michigan

  1. Mutee Abdeljaber, MDCaro, MI1457382939
  2. Edward Alpert, MDWarren, MI1518932847
  3. Jasmine Alsukhon, MDNovi, MI1710335716
  4. Lee Baylis, MDClarkston, MI1306837083
  5. Kastytis Buitkus, M.D.Oak Park, MI1881638625
  6. Cristina Cotronei-Cascardo, MDDetroit, MI1275550287
  7. Seshagiri Dandamudi, M.D.Battle Creek, MI1174503221
  8. Anna Dobracki, MD PHDBrighton, MI1093763153
  9. Lokesh Edara, MDBattle Creek, MI1104890490
  10. Anne Erben, MDTroy, MI1922098235

Common questions

What is Ulf R. Hierlwimmer, DO's NPI number?

Ulf R. Hierlwimmer, DO's National Provider Identifier (NPI) is 1508830894, issued on Feb 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ulf R. Hierlwimmer, DO located?

The NPPES record lists a practice address at 904 Washington Ave Ste 120, Holland, MI, 49423. Phone: (616) 392-8877. Providers update this record themselves, so call before visiting.

How can I verify Ulf R. Hierlwimmer, DO's license?

NPPES lists Michigan license number UH006611, 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. 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.