Michael John Nienhuis, M.D.
Family Medicine Physician · Asheville, NC
Michael John Nienhuis, M.D. is a family medicine physician with a practice address in Asheville, North Carolina, and NPI 1659302537, issued on Jul 6, 2006. Check the license on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael John Nienhuis
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 25087 SC
Self-reported in NPPES; status is on the state search - Practice location
- 1100 Tunnel RD, Asheville, NC 28805
- Phone
- (828) 298-7911
- Enumerated
- Jul 6, 2006
- Record last updated
- May 6, 2024
- Fax
- (828) 299-5847
- Medicaid ID
- 5901247 NC
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 4,953 in North Carolina → Look up another NPI →
Also registered at 1100 Tunnel RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael John Nienhuis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
21 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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: $47.45
1 payment: food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Michael John Nienhuis among 4,953 family medicine physician records in North Carolina
Michael John Nienhuis, M.D. is one of 4,953 family medicine physician records with a practice address in North Carolina. 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 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 51% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2024 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
243 family medicine physician records list a practice address in Asheville
They are 243 of the 8,173 NPPES records with a practice address in Asheville, and 4,953 family medicine physician records in North Carolina.
All 4,953 in North Carolina → Every provider in Asheville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Earl Allison, MD MPHAsheville, NC 288051922064823
- Joseph Antinori, M.D.Asheville, NC 288051841265865
- Scott Cassidy, M.D.Asheville, NC 288051538128012
- John Chang, M.D.Asheville, NC 288051407818933
- Cecile Dadivas, MDAsheville, NC 288051609822865
- Denise Ingram, M.D.Asheville, NC 288051346249380
- Steven Johnson, D.O.Asheville, NC 288051629044615
- Deborah Lathrop, MDAsheville, NC 288051639170103
Common questions
What is Michael John Nienhuis, M.D.'s NPI number?
Michael John Nienhuis, M.D.'s National Provider Identifier (NPI) is 1659302537, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael John Nienhuis, M.D. located?
The NPPES record lists a practice address at 1100 Tunnel RD, Asheville, NC, 28805. Phone: (828) 298-7911. Providers update this record themselves, so call before visiting.
How can I verify Michael John Nienhuis, M.D.'s license?
Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael John Nienhuis, M.D. prescribe under Medicare Part D?
In 2024, Michael John Nienhuis, M.D. had 21 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. 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.