Donald J. Hardman, MD
Internal Medicine Physician · Flint, MI
Donald J. Hardman, MD is an internal medicine physician with a practice address in Flint, Michigan, and NPI 1013906700, issued on Oct 17, 2005. Check the license (Michigan 4301062726, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Donald J. Hardman
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4301062726 MI
Self-reported in NPPES; status is on the state search - Practice location
- 3499 S Linden RD Ste 2, Flint, MI 48507
- Phone
- (810) 820-8121
- Enumerated
- Oct 17, 2005
- Record last updated
- Feb 12, 2026
- Fax
- (810) 820-8335
- Medicaid ID
- 4516202 MI
- Medicare enrollment
- Enrolled (PECOS I20071029000573); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,735 in Michigan → Look up another NPI →
Also registered at 3499 S Linden RD Ste 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janelle Davis, PAPhysician Assistant1922654821
- Lindsay Vegezzi, FNP-BCFamily Nurse Practitioner1518580836
- Megan WylieNurse Practitioner1043012271
- Hajira YazdaniPhysician Assistant1396511853
- Elizabeth ZawadzkiPhysician Assistant1467273722
Verify Donald J. Hardman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301062726Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average internal medicine physician in 2024
8,482 Medicare Part D claims for 475 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 256 claims were for opioids.
Most prescribed
- Prednisone364 claims
- Atorvastatin Calcium317 claims
- Lisinopril253 claims
- Omeprazole233 claims
- Gabapentin228 claims
- Levothyroxine Sodium201 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $490.41
28 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through one group practice
- Exclusive Physicians PLLCDetroit, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald J. Hardman among 5,735 internal medicine physician records in Michigan
Donald J. Hardman, MD is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 90% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1986 · median 2006 among the 3,564 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
187 internal medicine physician records list a practice address in Flint
They are 187 of the 6,073 NPPES records with a practice address in Flint, and 5,735 internal medicine physician records in Michigan.
All 5,735 in Michigan → Every provider in Flint → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Molly Austin, MDFlint, MI 485071699750117
- Robert Bouvier, M.D.Grand Blanc, MI 485071124011291
- Russell Diponio, MDFlint, MI 485071003893330
- Abeer Fayyad, MDFlint, MI 485071093704785
- Kazem Hak, M.D.Flint, MI 485071083688725
- Radhika Kakarala, MDFlint, MI 485071013987437
- Farhan Khan, MDFlint, MI 485071023081742
- Samasandrapalya Kiran, MDFlint, MI 485071912980970
Common questions
What is Donald J. Hardman, MD's NPI number?
Donald J. Hardman, MD's National Provider Identifier (NPI) is 1013906700, issued on Oct 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Donald J. Hardman, MD located?
The NPPES record lists a practice address at 3499 S Linden RD Ste 2, Flint, MI, 48507. Phone: (810) 820-8121. Providers update this record themselves, so call before visiting.
How can I verify Donald J. Hardman, MD's license?
NPPES lists Michigan license number 4301062726, 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.
How much does Donald J. Hardman, MD prescribe under Medicare Part D?
In 2024, Donald J. Hardman, MD had 8,482 Medicare Part D claims for 475 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions 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. 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.