NPPES file of Aug 9, 2026

Marty Prah, M.D.

Urology Physician · Visalia, CA

Marty Prah, M.D. is a urology physician with a practice address in Visalia, California, and NPI 1528065125, issued on Jun 28, 2005. Check the license (California G53486, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528065125
Name
Marty Prah
Credential
M.D.
Primary taxonomy
Urology Physician 208800000X
License number
G53486 CA
Self-reported in NPPES; status is on the state search
Practice location
5400 W Hillsdale Ave, Visalia, CA 93291
Phone
(559) 738-7548
Enumerated
Jun 28, 2005
Record last updated
Oct 3, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(559) 738-7515
Medicare enrollment
Enrolled (PECOS I20080905000480); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 1983
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 5400 W Hillsdale Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Chonny AndersonFamily Nurse Practitioner1912618562
  2. Ashkan Attaran, M.D.Cardiovascular Disease Physician1194043042
  3. Rhett Beattie, FNPFamily Nurse Practitioner1528336435
  4. Craig Calloway, M.D.Otolaryngology Physician1154327153
  5. Kristal Calloway, AUDIOLOGISTAudiologist1194999557
  6. Joseph Chidi, M.D.Urology Physician1366448318

Verify Marty Prah in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G53486
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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54% fewer Medicare Part D claims than the average urology physician in 2024

620 Medicare Part D claims for 180 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 57 claims were for opioids.

  1. Marty Prah620
  2. Specialty average1,340

Most prescribed

  1. Tamsulosin Hcl128 claims
  2. Finasteride106 claims
  3. Sulfamethoxazole-Trimethoprim66 claims
  4. Myrbetriq58 claims
  5. Tramadol Hcl-Acetaminophen49 claims
  6. Ciprofloxacin Hcl47 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 MIPS final score for 2023 (Medicare payment program): 11.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%37.2
  3. Promoting interoperabilityout of 100 · 25%0.0
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,448.16

54 payments; by number, the most common kind was food and beverage; the largest payer was Sumitomo Pharma America, Inc. 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.

  1. Marty Prah$1,448.16
  2. Specialty average$3,800.04

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

  1. Adventist Health Physicians NetworkHanford, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marty Prah among 1,524 urology physician records in California

Marty Prah, M.D. is one of 1,524 urology physician records with a practice address in California. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 92% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1983 · median 2003 among the 1,049 with a school on file
  • Record last updated2016 · 59% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Urology Physician providers in California

There are 1,524 urology physician records in California.

The 8 urology physician records with the nearest ZIP codes

  1. Joseph Chidi, M.D.Visalia, CA 932911366448318
  2. Joseph Ford, D.O.Visalia, CA 932911912261405
  3. Anas Hamdi, MDVisalia, CA 932911588185482
  4. Melissa Jimenez, FNPVisalia, CA 932911639941339
  5. Shilo Rosenberg, M.D.Visalia, CA 932911295107456
  6. Alan Aikens, MDBakersfield, CA 933011396996245
  7. David Horovitz, MDBakersfield, CA 933011013309947
  8. Danny Huynh, MDBakersfield, CA 933011356637698

Common questions

What is Marty Prah, M.D.'s NPI number?

Marty Prah, M.D.'s National Provider Identifier (NPI) is 1528065125, issued on Jun 28, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Marty Prah, M.D. located?

The NPPES record lists a practice address at 5400 W Hillsdale Ave, Visalia, CA, 93291. Phone: (559) 738-7548. Providers update this record themselves, so call before visiting.

How can I verify Marty Prah, M.D.'s license?

NPPES lists California license number G53486, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Marty Prah, M.D. prescribe under Medicare Part D?

In 2024, Marty Prah, M.D. had 620 Medicare Part D claims for 180 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.

What is Marty Prah, M.D.'s MIPS final score?

The 2023 MIPS final score is 11.2 of 100. 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.