Jeffrey Rein, MD
Internal Medicine Physician · Tucson, AZ
Jeffrey Rein, MD is an internal medicine physician with a practice address in Tucson, Arizona, and NPI 1760460323, issued on Jan 4, 2006. Check the license (Arizona 28735, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Rein
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 28735 AZ
Self-reported in NPPES; status is on the state search - Practice location
- Pediatric Hospital Medicine, Tucson, AZ 85724
- Phone
- (520) 626-6614
- Enumerated
- Jan 4, 2006
- Record last updated
- Mar 27, 2026
- Fax
- (520) 626-2883
- Medicaid ID
- 557499 AZ
- Medicare enrollment
- Enrolled (PECOS I20110321000140); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 1995
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Verify Jeffrey Rein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 28735Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
51 Medicare Part D claims for 23 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.
Bills Medicare through 4 group practices
- Banner-University Medical GroupTucson, AZ
- EL Rio Santa Cruz Neighborhood Health Center, Inc.Tucson, AZ
- Northwest Hbp Medical Services LLCOro Valley, AZ
- Tucson Physician Group Holdings LLCTucson, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeffrey Rein among 2,853 internal medicine physician records in Arizona
Jeffrey Rein, 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 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 55% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1995 · 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
- Mridula Aggarwal, MDTucson, AZ 857241932193885
- Craig Brown, DOTucson, AZ 857241043417488
- Joao Ferreira, M.D.Tucson, AZ 857241649339490
- William Johnson, MDTucson, AZ 857241346349768
- Kevin Krcmarik, M.D.Tucson, AZ 857241598962532
- Lorraine Mackstaller, MDTucson, AZ 857241932207479
- Victoria Maizes, MDTucson, AZ 857241477651818
- Laura Meinke, MDTucson, AZ 857241467547034
Common questions
What is Jeffrey Rein, MD's NPI number?
Jeffrey Rein, MD's National Provider Identifier (NPI) is 1760460323, issued on Jan 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Rein, MD located?
The NPPES record lists a practice address at Pediatric Hospital Medicine, Tucson, AZ, 85724. Phone: (520) 626-6614. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Rein, MD's license?
NPPES lists Arizona license number 28735, 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 Jeffrey Rein, MD prescribe under Medicare Part D?
In 2024, Jeffrey Rein, MD had 51 Medicare Part D claims for 23 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.