Patrick Joseph Grohar, MD, PHD
Pediatric Hematology & Oncology Physician · Ann Arbor, MI
Patrick Joseph Grohar, MD, PHD is a pediatric hematology & oncology physician with a practice address in Ann Arbor, Michigan, and NPI 1225175201, issued on Jan 31, 2007. Check the license (Michigan 4301108736, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Patrick Joseph Grohar
- Credential
- MD, PHD
- Primary taxonomy
- Pediatric Hematology & Oncology Physician 2080P0207X
- License numbers
- 4301108736 MI
D64510 MD
MD48043 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1500 E Medical Center Dr, Ann Arbor, MI 48109
- Phone
- (734) 936-4000
- Enumerated
- Jan 31, 2007
- Record last updated
- Aug 19, 2024
- Entity
- Type 1 · individual
8 nearest pediatric hematology & oncology physician records → All 102 in Michigan → Look up another NPI →
Also registered at 1500 E Medical Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Patrick Joseph Grohar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301108736Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $4,750.00
1 payment: consulting fee; the largest payer was OrphAI Therapeutics Inc. The 1,215 providers of this specialty with any payment received $7,404.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Patrick Joseph Grohar among 102 pediatric hematology & oncology physician records in Michigan
Patrick Joseph Grohar, MD, PHD is one of 102 pediatric hematology & oncology physician records with a practice address in Michigan. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 33% of them.
- NPI issued2007 · 33% of these records are older, 55% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- Record last updated2024 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Hematology & Oncology Physician providers in Michigan
There are 102 pediatric hematology & oncology physician records in Michigan.
All 102 in Michigan → Every provider in Ann Arbor → Pediatric Hematology & Oncology Physician nationwide →
The 8 pediatric hematology & oncology physician records with the nearest ZIP codes
- Ghada Abusin, M.D.Ann Arbor, MI 481091992981435
- Craig ByersdorferAnn Arbor, MI 481091679697056
- Andrew Campbell, MDAnn Arbor, MI 481091770593303
- Sung Won Choi, MDAnn Arbor, MI 481091295745826
- Raymond Hutchinson, MDAnn Arbor, MI 481091003921438
- Carl Koschmann, MDAnn Arbor, MI 481091033301411
- Rajen Mody, MB BSAnn Arbor, MI 481091548270176
- Valerie Opipari, MDAnn Arbor, MI 481091689684219
Common questions
What is Patrick Joseph Grohar, MD, PHD's NPI number?
Patrick Joseph Grohar, MD, PHD's National Provider Identifier (NPI) is 1225175201, issued on Jan 31, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Patrick Joseph Grohar, MD, PHD located?
The NPPES record lists a practice address at 1500 E Medical Center Dr, Ann Arbor, MI, 48109. Phone: (734) 936-4000. Providers update this record themselves, so call before visiting.
How can I verify Patrick Joseph Grohar, MD, PHD's license?
NPPES lists Michigan license number 4301108736, 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.