Henry Irvin Grant, MD
Critical Care Medicine (Internal Medicine) Physician · Marshfield, WI
Henry Irvin Grant, MD is a critical care medicine (internal medicine) physician with a practice address in Marshfield, Wisconsin, and NPI 1831290691, issued on Sep 26, 2006. Check the license (Wisconsin 32193, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Henry Irvin Grant
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 32193 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1000 N Oak Ave, Marshfield, WI 54449
- Phone
- (715) 387-5511
- Enumerated
- Sep 26, 2006
- Record last updated
- Apr 25, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicaid ID
- APPR WI
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 134 in Wisconsin → Look up another NPI →
Also registered at 1000 N Oak Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Henry Irvin Grant in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 32193Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Henry Irvin Grant among 134 critical care medicine (internal medicine) physician records in Wisconsin
Henry Irvin Grant, MD is one of 134 critical care medicine (internal medicine) physician records with a practice address in Wisconsin. 89% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 70% newer
- In a Medicare fileNo · 89% of these records are
- In the CMS Doctors and Clinicians fileNo · 81% of these records are
- Record last updated2012 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in Wisconsin
There are 134 critical care medicine (internal medicine) physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 134 in Wisconsin → Every provider in Marshfield → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Abdullah Al Twal, MDMarshfield, WI 544491780090225
- John Campbell, MDMarshfield, WI 544491225138951
- Martin Reriani, MDMarshfield, WI 544491689838252
- Jayanth Vedre, M.DMarshfield, WI 544491124225982
- Craig Wolfe, MDMarshfield, WI 544491396845012
- Hany Mahfouz, MDWeston, WI 544761699890525
- Abuzaid Medani, MDWeston, WI 544761528474079
- Arinzechukwu Uzoechina, M.DWeston, WI 544761467860262
Common questions
What is Henry Irvin Grant, MD's NPI number?
Henry Irvin Grant, MD's National Provider Identifier (NPI) is 1831290691, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Henry Irvin Grant, MD located?
The NPPES record lists a practice address at 1000 N Oak Ave, Marshfield, WI, 54449. Phone: (715) 387-5511. Providers update this record themselves, so call before visiting.
How can I verify Henry Irvin Grant, MD's license?
NPPES lists Wisconsin license number 32193, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. 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.
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.