Juan Frontera, M.D.
Urology Physician · St Clair Shores, MI
Juan Frontera, M.D. is a urology physician with a practice address in St Clair Shores, Michigan, and NPI 1679538904, issued on Apr 19, 2006. Check the license (Michigan 4301053764, as entered in NPPES) on the Michigan Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Juan Frontera
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 4301053764 MI
Self-reported in NPPES; status is on the state search - Practice location
- 20952 E 12 Mile RD, St Clair Shores, MI 48081
- Phone
- (586) 771-4820
- Enumerated
- Apr 19, 2006
- Entity
- Type 1 · individual
Also registered at 20952 E 12 Mile RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Boutrous, MDUrology Physician1487619722
- Valal George, M.D.Urology Physician1528023892
- Heather Gulish, M.S.N., C.U.N.P.Nurse Practitioner1679538318
- Brian Guz, MDUrology Physician1174588487
- Shiva Maralani, MDUrogynecology and Reconstructive Pelvic Surgery (Urology) Physician1497710982
- Geoffrey Osgood, M.D.Specialist1306897368
Verify Juan Frontera in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine
Search for license 4301053764Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
3.4 times the Medicare Part D claims of the average urology physician in 2024
4,649 Medicare Part D claims for 1,147 beneficiaries, against an average of 1,354 among the 9,936 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 35 claims were for opioids.
Most prescribed
- Tamsulosin Hcl1,679 claims
- Finasteride662 claims
- Xtandi230 claims
- Alfuzosin Hcl Er213 claims
- Ciprofloxacin Hcl148 claims
- Abiraterone Acetate134 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 Medicare quality score for 2023: 97.5 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: $2,150.89
52 payments, mostly food and beverage; the largest payer was Janssen Scientific Affairs, LLC. The 8,628 providers of this specialty with any payment received $3,864.61 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.
One hospital or facility affiliation
- Michigan Institute OF Urology PCTroy, MI
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
6 urology physician records list a St Clair Shores practice address
They are 6 of the 164 NPPES records with a St Clair Shores practice address, and 419 urology physician records in Michigan.
All 6 in St Clair Shores → All 419 in Michigan → Every provider in St Clair Shores →
Other urology physician records in Michigan
- Mazen Abdelhady, M.D.Detroit, MI1669771507
- Firas Abdollah, M.D.Detroit, MI1932591898
- John Addington, PA-CRochester Hills, MI1306942784
- Muzammil Ahmed, M.D.Westland, MI1689649873
- Abdulrahman AlruwailyAnn Arbor, MI1154787604
- Nitin Ambani, M.D.Ann Arbor, MI1417966060
- Sapan Ambani, M.D.Ann Arbor, MI1063640175
- Barrett Anderson, D.O.Detroit, MI1972735587
- John Anema, M.D.Grand Rapids, MI1053411215
- Marc Arnkoff, M.D.Southfield, MI1144200270
Common questions
What is Juan Frontera, M.D.'s NPI number?
Juan Frontera, M.D.'s National Provider Identifier (NPI) is 1679538904, issued on Apr 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Juan Frontera, M.D. located?
The NPPES record lists a practice address at 20952 E 12 Mile RD, St Clair Shores, MI, 48081. Phone: (586) 771-4820. Providers update this record themselves, so call before visiting.
How can I verify Juan Frontera, M.D.'s license?
NPPES lists Michigan license number 4301053764, as entered by the provider. Search the Michigan Board of Medicine at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Juan Frontera, M.D. prescribe under Medicare Part D?
In 2024, Juan Frontera, M.D. had 4,649 Medicare Part D claims for 1,147 beneficiaries; the average among urology physician prescribers was 1,354. Part D covers Medicare prescriptions only.
What is Juan Frontera, M.D.'s Medicare quality score?
The 2023 MIPS final score is 97.5 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), 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.