Nicholas Spencer Bowman, DO
Internal Medicine Physician · Tucson, AZ
Nicholas Spencer Bowman, DO is an internal medicine physician with a practice address in Tucson, Arizona, and NPI 1376123190, issued on Apr 14, 2021. Check the license (Arizona 010367, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nicholas Spencer Bowman
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 010367 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 5301 E Grant RD, Tucson, AZ 85712
- Phone
- (520) 327-5461
- Enumerated
- Apr 14, 2021
- Record last updated
- Jul 15, 2026
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 5301 E Grant RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicholas Spencer Bowman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 010367Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
133 Medicare Part D claims for 31 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Lisinopril13 claims
- Gabapentin12 claims
- Jardiance11 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.
Nicholas Spencer Bowman among 2,853 internal medicine physician records in Arizona
Nicholas Spencer Bowman, DO is one of 2,853 internal medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 84% of them.
- NPI issued2021 · 84% of these records are older, 13% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2026 · 51% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
651 internal medicine physician records list a practice address in Tucson
They are 651 of the 18,788 NPPES records with a practice address in Tucson, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Tucson → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- William Abraham, MDTucson, AZ 857121669468195
- Sheela Bhat, M.D.Tucson, AZ 857121598752008
- Muralikrishna Bhat, M.D.Tucson, AZ 857121114914637
- Douglas Bischoff, M.D.Tucson, AZ 857121821085333
- George Haloftis, D.O.Tucson, AZ 857121740277268
- Thomas Headlee, M.D.Tucson, AZ 857121194711630
- Kathleen Iveson, M.D.Tucson, AZ 857121720074263
- Gerome Kantor, MDTucson, AZ 857121407850290
Common questions
What is Nicholas Spencer Bowman, DO's NPI number?
Nicholas Spencer Bowman, DO's National Provider Identifier (NPI) is 1376123190, issued on Apr 14, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Spencer Bowman, DO located?
The NPPES record lists a practice address at 5301 E Grant RD, Tucson, AZ, 85712. Phone: (520) 327-5461. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Spencer Bowman, DO's license?
NPPES lists Arizona license number 010367, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nicholas Spencer Bowman, DO prescribe under Medicare Part D?
In 2024, Nicholas Spencer Bowman, DO had 133 Medicare Part D claims for 31 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.