Karl B. Kern, MD
Cardiovascular Disease Physician · Tucson, AZ
Karl B. Kern, MD is a cardiovascular disease physician with a practice address in Tucson, Arizona, and NPI 1336248616, issued on Sep 22, 2006. Check the license (Arizona 12910, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Karl B. Kern
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 12910 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1501 N Campbell Ave, Tucson, AZ 85724
- Phone
- (520) 694-8888
- Enumerated
- Sep 22, 2006
- Record last updated
- Jun 6, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (520) 694-2565
- Medicaid ID
- 265935 AZ
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 488 in Arizona → Look up another NPI →
Also registered at 1501 N Campbell Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karl B. Kern in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 12910Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $14,992.39
6 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 16,686 providers of this specialty with any payment received $3,819.56 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.
Karl B. Kern among 488 cardiovascular disease physician records in Arizona
Karl B. Kern, MD is one of 488 cardiovascular disease physician records with a practice address in Arizona. 83% 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 23% of them.
- NPI issued2006 · 23% of these records are older, 42% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 67% of these records are
- Record last updated2008 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in Arizona
There are 488 cardiovascular disease physician records in Arizona.
All 488 in Arizona → Every provider in Tucson → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Tushar Acharya, M.D.Tucson, AZ 857241922313774
- Christopher Angus, MDTucson, AZ 857241457779829
- Gordon Ewy, MDTucson, AZ 857241013929215
- Paul Fenster, MDTucson, AZ 857241285646497
- Mark Friedman, MDTucson, AZ 857241649279902
- Kahroba Jahan, M.D.Tucson, AZ 857241699063206
- Elizabeth Juneman, MDTucson, AZ 857241982724308
- Nathaniel Kim, MDTucson, AZ 857241649807967
Common questions
What is Karl B. Kern, MD's NPI number?
Karl B. Kern, MD's National Provider Identifier (NPI) is 1336248616, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karl B. Kern, MD located?
The NPPES record lists a practice address at 1501 N Campbell Ave, Tucson, AZ, 85724. Phone: (520) 694-8888. Providers update this record themselves, so call before visiting.
How can I verify Karl B. Kern, MD's license?
NPPES lists Arizona license number 12910, 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.
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.