Gerome B. Kantor, MD
Internal Medicine Physician · Tucson, AZ
Gerome B. Kantor, MD is an internal medicine physician with a practice address in Tucson, Arizona, and NPI 1407850290, issued on Jun 9, 2005. Check the license (Arizona 33132, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gerome B. Kantor
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 33132 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 5300 E Erickson Dr Ste 108, Tucson, AZ 85712
- Phone
- (520) 721-5330
- Enumerated
- Jun 9, 2005
- Record last updated
- Jun 25, 2026
- Fax
- (520) 547-5743
- Medicare enrollment
- Enrolled (PECOS I20041119000088); accepts Medicare assignment
- Medical or professional school
- R Franklin University Of Med & Sci/Chicago Medical School, 1975
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 5300 E Erickson Dr Ste 108
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Renee Hultz, FNPFamily Nurse Practitioner1063651602
- Suzanne Macdonald, NPFamily Nurse Practitioner1588612402
Verify Gerome B. Kantor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 33132Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% more Medicare Part D claims than the average internal medicine physician in 2024
5,900 Medicare Part D claims for 736 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 106 claims were for opioids.
Most prescribed
- Levothyroxine Sodium337 claims
- Atorvastatin Calcium310 claims
- Losartan Potassium294 claims
- Amlodipine Besylate250 claims
- Hydrochlorothiazide222 claims
- Lisinopril218 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.
Industry payments in 2024: $63.93
3 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. 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.
Bills Medicare through one group practice
- Arizona Community Physicians PCTucson, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gerome B. Kantor among 2,853 internal medicine physician records in Arizona
Gerome B. Kantor, MD 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
- Graduated1975 · median 2003 among the 1,643 with a school on file
- 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
- Douglas Kirkpatrick, D.O.Tucson, AZ 857121851388433
Common questions
What is Gerome B. Kantor, MD's NPI number?
Gerome B. Kantor, MD's National Provider Identifier (NPI) is 1407850290, issued on Jun 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gerome B. Kantor, MD located?
The NPPES record lists a practice address at 5300 E Erickson Dr Ste 108, Tucson, AZ, 85712. Phone: (520) 721-5330. Providers update this record themselves, so call before visiting.
How can I verify Gerome B. Kantor, MD's license?
NPPES lists Arizona license number 33132, 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 Gerome B. Kantor, MD prescribe under Medicare Part D?
In 2024, Gerome B. Kantor, MD had 5,900 Medicare Part D claims for 736 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.