Carl Diener, MD
Internal Medicine Physician · Tucson, AZ
Carl Diener, MD is an internal medicine physician with a practice address in Tucson, Arizona, and NPI 1558461152, issued on Sep 23, 2006. Check the license (Arizona 5462, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Carl Diener
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 5462 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 5375 E Erickson Dr, Tucson, AZ 85712
- Phone
- (520) 327-6267
- Enumerated
- Sep 23, 2006
- Entity
- Type 1 · individual
Also registered at 5375 E Erickson Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Colleen Shehan-Bakewell, RNC, MS, NNPAcute Care Nurse Practitioner1609943927
- Tara Zehmisch, CRNPNurse Practitioner1699371385
Verify Carl Diener in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 5462Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
27 Medicare Part D claims, against an average of 2,785 among the 127,794 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: $138.83
1 payment, mostly food and beverage; the largest payer was Genentech USA, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 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.
720 internal medicine physician records list a Tucson practice address
They are 720 of the 18,788 NPPES records with a Tucson practice address, and 3,429 internal medicine physician records in Arizona.
All 720 in Tucson → All 3,429 in Arizona → Every provider in Tucson →
Other internal medicine physician records in Arizona
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- Hassan Abbas, D.O.Mesa, AZ1477294775
- Jalal Abbas, M.D.Sun City West, AZ1205895034
- Mohemmedd Khalid AbbasPhoenix, AZ1316366651
- Tayeb Abbas, MDSun City West, AZ1093406795
- Anam Abbasi, MDPhoenix, AZ1568990695
- Hamed Abbaszadegan, MDPhoenix, AZ1407083579
Common questions
What is Carl Diener, MD's NPI number?
Carl Diener, MD's National Provider Identifier (NPI) is 1558461152, issued on Sep 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Carl Diener, MD located?
The NPPES record lists a practice address at 5375 E Erickson Dr, Tucson, AZ, 85712. Phone: (520) 327-6267. Providers update this record themselves, so call before visiting.
How can I verify Carl Diener, MD's license?
NPPES lists Arizona license number 5462, 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 Carl Diener, MD prescribe under Medicare Part D?
In 2024, Carl Diener, MD had 27 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.