James Michael McGowan, MD
Geriatric Medicine (Internal Medicine) Physician · Denver, CO
James Michael McGowan, MD is a geriatric medicine (internal medicine) physician with a practice address in Denver, Colorado, and NPI 1033175591, issued on Apr 25, 2006. Check the license (Colorado 22341, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- James Michael McGowan
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- 22341 CO
Self-reported in NPPES; status is on the state search - Practice location
- 850 E Harvard Ave Ste 405, Denver, CO 80210
- Phone
- (303) 584-8900
- Enumerated
- Apr 25, 2006
- Record last updated
- Apr 28, 2026
- Medicaid ID
- 01223411 CO
- Medicare enrollment
- Enrolled (PECOS I20041104000248); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 850 E Harvard Ave Ste 405
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ann Ambrose, NPFamily Nurse Practitioner1982610911
- Karina Gebhart, PAMedical Physician Assistant1275713166
- Patrick Grady, FNPNurse Practitioner1578702569
- Michelle Lugo, NURSE PRACTITIONERNurse Practitioner1477126209
- David Palmquist, MDInternal Medicine Physician1033215199
- Blanca Pyle, PAPhysician Assistant1952426611
Verify James Michael McGowan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 22341Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
1,557 Medicare Part D claims for 157 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. 107 claims were for opioids.
Most prescribed
- Atorvastatin Calcium119 claims
- Levothyroxine Sodium91 claims
- Omeprazole59 claims
- Losartan Potassium46 claims
- Lisinopril45 claims
- Rosuvastatin Calcium45 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): 88.9 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: $329.14
16 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 1,004 providers of this specialty with any payment received $1,720.82 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
- Onpoint Medical Group LLCDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Colorado
There are 103 geriatric medicine (internal medicine) physician records in Colorado.
Other geriatric medicine (internal medicine) physician records in Colorado
- Jessica Adams, MDAurora, CO1790366888
- Mark Adams, MDGolden, CO1881682888
- Erika Altneu, MDLakewood, CO1194871772
- Luis Amador, MDLakewood, CO1083773964
- Claud Bays, M.D.Alamosa, CO1376590943
- Sarah Beck, M.D.Golden, CO1417272584
- Julia Bellantoni, MDAurora, CO1598341984
- Louise Benson, M.D.Broomfield, CO1215099965
- Michael Blieden, MDDenver, CO1073587077
- Elizabeth BloemenAurora, CO1295295285
Common questions
What is James Michael McGowan, MD's NPI number?
James Michael McGowan, MD's National Provider Identifier (NPI) is 1033175591, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Michael McGowan, MD located?
The NPPES record lists a practice address at 850 E Harvard Ave Ste 405, Denver, CO, 80210. Phone: (303) 584-8900. Providers update this record themselves, so call before visiting.
How can I verify James Michael McGowan, MD's license?
NPPES lists Colorado license number 22341, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James Michael McGowan, MD prescribe under Medicare Part D?
In 2024, James Michael McGowan, MD had 1,557 Medicare Part D claims for 157 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is James Michael McGowan, MD's MIPS final score?
The 2023 MIPS final score is 88.9 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.