Thomas Ho, M.D.
Internal Medicine Physician · Flagstaff, AZ
Thomas Ho, M.D. is an internal medicine physician with a practice address in Flagstaff, Arizona, and NPI 1538154505, issued on Sep 15, 2005. Check the license (Arizona 43241, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Thomas Ho
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 43241 AZ
025461 LA
Self-reported in NPPES; status is on the state search - Practice location
- 2700 S Woodlands Village Blvd Ste 700, Flagstaff, AZ 86001
- Phone
- (928) 440-5406
- Enumerated
- Sep 15, 2005
- Record last updated
- Apr 16, 2024
- Medicaid ID
- 613995 AZ
- Medicare enrollment
- Enrolled (PECOS I20110707000372); may accept Medicare assignment
- Medical or professional school
- Temple University School Of Medicine, 1999
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Verify Thomas Ho in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 43241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
104 Medicare Part D claims for 37 beneficiaries, against an average of 3,176 among the 108,855 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: $317.04
4 payments; by number, the most common kind was food and beverage; the largest payer was Madrigal Pharmaceuticals. 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.
Thomas Ho among 2,853 internal medicine physician records in Arizona
Thomas Ho, M.D. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1999 · median 2003 among the 1,643 with a school on file
- Record last updated2024 · 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).
Internal Medicine Physician providers in Arizona
There are 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Flagstaff → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jane Bigler, MDFlagstaff, AZ 860011285607952
- Heather Crittenden, MDFlagstaff, AZ 860011467448142
- Bradley Dixon, MDFlagstaff, AZ 860011053393363
- Margaret Donnelly, MDFlagstaff, AZ 860011316924905
- Sharon Drake, D.O.Flagstaff, AZ 860011801996632
- Mark Foster, M.D.Flagstaff, AZ 860011710950480
- James Galloway, MDFlagstaff, AZ 860011053427229
- Jeffrey Mazique, MDFlagstaff, AZ 860011902905300
Common questions
What is Thomas Ho, M.D.'s NPI number?
Thomas Ho, M.D.'s National Provider Identifier (NPI) is 1538154505, issued on Sep 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Ho, M.D. located?
The NPPES record lists a practice address at 2700 S Woodlands Village Blvd Ste 700, Flagstaff, AZ, 86001. Phone: (928) 440-5406. Providers update this record themselves, so call before visiting.
How can I verify Thomas Ho, M.D.'s license?
NPPES lists Arizona license number 43241, 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 Thomas Ho, M.D. prescribe under Medicare Part D?
In 2024, Thomas Ho, M.D. had 104 Medicare Part D claims for 37 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.