Karen L. Stern, M.D.
Urology Physician · Phoenix, AZ
Karen L. Stern, M.D. is a urology physician with a practice address in Phoenix, Arizona, and NPI 1932461647, issued on Jun 10, 2012. Check the license (Arizona 49031, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Karen L. Stern
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License numbers
- 49031 AZ
R73305 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 5777 E Mayo Blvd, Phoenix, AZ 85054
- Phone
- (480) 342-2951
- Enumerated
- Jun 10, 2012
- Record last updated
- Sep 3, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20140714000990); accepts Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest urology physician records → All 277 in Arizona → Look up another NPI →
Also registered at 5777 E Mayo Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen L. Stern in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 49031Check 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 urology physician in 2024
40 Medicare Part D claims for 27 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl12 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 78.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $17,816.55
27 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 9,340 providers of this specialty with any payment received $3,800.04 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
- Mayo Clinic ArizonaScottsdale, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen L. Stern among 277 urology physician records in Arizona
Karen L. Stern, M.D. is one of 277 urology physician records with a practice address in Arizona. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 73% of them.
- NPI issued2012 · 73% of these records are older, 25% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2012 · median 2003 among the 192 with a school on file
- Record last updated2020 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Arizona
There are 277 urology physician records in Arizona.
All 277 in Arizona → Every provider in Phoenix → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Andrew Amenyogbe, MDPhoenix, AZ 850541891674198
- Paul Andrews, M.D.Phoenix, AZ 850541710962345
- Jack Andrews, M.D.Phoenix, AZ 850541396190336
- Premal Desai, M.D.Phoenix, AZ 850541255371662
- Victoria Edmonds, MDPhoenix, AZ 850541235705344
- Murray Feldstein, M.D.Phoenix, AZ 850541669457297
- Robert Ferrigni, M.D.Phoenix, AZ 850541134104748
- Gwen Grimsby, M.D.Phoenix, AZ 850541740448703
Common questions
What is Karen L. Stern, M.D.'s NPI number?
Karen L. Stern, M.D.'s National Provider Identifier (NPI) is 1932461647, issued on Jun 10, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Karen L. Stern, M.D. located?
The NPPES record lists a practice address at 5777 E Mayo Blvd, Phoenix, AZ, 85054. Phone: (480) 342-2951. Providers update this record themselves, so call before visiting.
How can I verify Karen L. Stern, M.D.'s license?
NPPES lists Arizona license number 49031, 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 Karen L. Stern, M.D. prescribe under Medicare Part D?
In 2024, Karen L. Stern, M.D. had 40 Medicare Part D claims for 27 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
What is Karen L. Stern, M.D.'s MIPS final score?
The 2023 MIPS final score is 78.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.