NPPES file of Aug 9, 2026

Rhunjay James Yu, M.D.

Urology Physician · Greenbrae, CA

Rhunjay James Yu, M.D. is a urology physician with a practice address in Greenbrae, California, and NPI 1255527024, issued on Sep 14, 2007. Check the license (California A101554, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255527024
Name
Rhunjay James Yu
Credential
M.D.
Primary taxonomy
Urology Physician 208800000X
License number
A101554 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 S Eliseo Dr Ste 201, Greenbrae, CA 94904
Phone
(415) 461-4000
Enumerated
Sep 14, 2007
Record last updated
Jan 27, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(415) 461-6907
Medicare enrollment
Enrolled (PECOS I20250610001329); may accept Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 2006
Telehealth
Offers telehealth (CMS)
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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8 nearest urology physician records → All 1,524 in California → Look up another NPI →

Verify Rhunjay James Yu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A101554    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

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24% fewer Medicare Part D claims than the average urology physician in 2024

1,013 Medicare Part D claims for 445 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 51 claims were for opioids.

  1. Rhunjay Yu1,013
  2. Specialty average1,340

Most prescribed

  1. Tamsulosin Hcl309 claims
  2. Finasteride108 claims
  3. Oxybutynin Chloride Er69 claims
  4. Myrbetriq67 claims
  5. Ciprofloxacin Hcl60 claims
  6. Sulfamethoxazole-Trimethoprim57 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.

Industry payments in 2024: $722.79

21 payments; by number, the most common kind was food and beverage; the largest payer was Telix Pharmaceuticals. 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. Rhunjay Yu$722.79
  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.

6 hospitals and group practices

  1. Oroville HospitalOroville, CA · Acute Care Hospitals1 of 5 stars
  2. Adventist Health Physicians NetworkHanford, CA
  3. Central Valley General HospitalHanford, CA
  4. Good Shepherd Health Care SystemHermiston, OR
  5. Orohealth Corporation A Non Profit Healthcare SystemOroville, CA
  6. Regents Univ OF California UcsfSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Rhunjay James Yu among 1,524 urology physician records in California

Rhunjay James Yu, 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 2007, is newer than 49% of them.

  • NPI issued2007 · 49% of these records are older, 40% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2006 · median 2003 among the 1,049 with a school on file
  • Record last updated2014 · 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.

All 1,524 in California → Every provider in Greenbrae → Urology Physician nationwide →

The 8 urology physician records with the nearest ZIP codes

  1. Patrick Bennett, M.D.Greenbrae, CA 949041891713418
  2. Kenan Celtik, MDGreenbrae, CA 949041437680204
  3. Adrian Fernandez, MDGreenbrae, CA 949041487115283
  4. Bart Gershbein, MDGreenbrae, CA 949041134107378
  5. Gary Grossfeld, M.D.Greenbrae, CA 949041295754851
  6. Harry Neuwirth, M.D.Greenbrae, CA 949041326067919
  7. Paul Alpert, MDSan Rafael, CA 949031417031402
  8. Jay Belani, MDSan Rafael, CA 949031396829396

Common questions

What is Rhunjay James Yu, M.D.'s NPI number?

Rhunjay James Yu, M.D.'s National Provider Identifier (NPI) is 1255527024, issued on Sep 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Rhunjay James Yu, M.D. located?

The NPPES record lists a practice address at 1000 S Eliseo Dr Ste 201, Greenbrae, CA, 94904. Phone: (415) 461-4000. Providers update this record themselves, so call before visiting.

How can I verify Rhunjay James Yu, M.D.'s license?

NPPES lists California license number A101554, 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 Rhunjay James Yu, M.D. prescribe under Medicare Part D?

In 2024, Rhunjay James Yu, M.D. had 1,013 Medicare Part D claims for 445 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.