William K. McMillan, MD
Family Medicine Physician · Jamestown, ND
William K. McMillan, MD is a family medicine physician with a practice address in Jamestown, North Dakota, and NPI 1831117415, issued on Jul 18, 2006. Check the license (North Dakota 5515, as entered in NPPES) on the North Dakota Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- William K. McMillan
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 5515 ND
Self-reported in NPPES; status is on the state search - Practice location
- 904 5TH Ave NE, Jamestown, ND 58401
- Phone
- (701) 252-4022
- Enumerated
- Jul 18, 2006
- Record last updated
- Nov 30, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (701) 253-4040
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 596 in North Dakota → Look up another NPI →
Also registered at 904 5TH Ave NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrea Boerger Stilwell, NPFamily Nurse Practitioner1508489873
- Jacy Burgess, PTPhysical Therapist1275792855
- Leann Cimbura, DPTPhysical Therapist1194045963
- Mackenze Cimbura, DPTPhysical Therapist1093035867
- Brittany GannarelliPhysical Therapist1083021059
- Wendy Hager, CDEDietary Manager1962797902
Verify William K. McMillan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Dakota Board of Medicine
Search for license 5515Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
267 Medicare Part D claims for 114 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Hyclate30 claims
- Xarelto29 claims
- Levothyroxine Sodium26 claims
- Amoxicillin-Clavulanate Potass19 claims
- Hydrochlorothiazide19 claims
- Prednisone12 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 83 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $92.58
6 payments; by number, the most common kind was food and beverage; the largest payer was Amgen 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.
William K. McMillan among 596 family medicine physician records in North Dakota
William K. McMillan, MD is one of 596 family medicine physician records with a practice address in North Dakota. 66% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 57% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · 51% of these records are
- Record last updated2011 · 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 207Q00000X and a North Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 family medicine physician records list a practice address in Jamestown
They are 20 of the 656 NPPES records with a practice address in Jamestown, and 596 family medicine physician records in North Dakota.
All 596 in North Dakota → Every provider in Jamestown → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Derek Brickner, MDJamestown, ND 584011346405602
- Scott Goecke, MDJamestown, ND 584011750367322
- Larry Johnson, MDJamestown, ND 584011578674511
- Philip Jystad, M.D.Jamestown, ND 584011447213202
- Patricia Kline, MDJamestown, ND 584011588620728
- David Muhs, MDJamestown, ND 584011114945797
- Stacy Roers Irmen, MDJamestown, ND 584011578723789
- Scott Rowe, MDJamestown, ND 584011619915998
Common questions
What is William K. McMillan, MD's NPI number?
William K. McMillan, MD's National Provider Identifier (NPI) is 1831117415, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William K. McMillan, MD located?
The NPPES record lists a practice address at 904 5TH Ave NE, Jamestown, ND, 58401. Phone: (701) 252-4022. Providers update this record themselves, so call before visiting.
How can I verify William K. McMillan, MD's license?
NPPES lists North Dakota license number 5515, as entered by the provider. Search the North Dakota Board of Medicine at https://www.ndbom.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William K. McMillan, MD prescribe under Medicare Part D?
In 2024, William K. McMillan, MD had 267 Medicare Part D claims for 114 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is William K. McMillan, MD's MIPS final score?
The 2023 MIPS final score is 83 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.