NPPES file of Aug 9, 2026

Jason Lynn Nelles, M.D.

Urology Physician · Cameron Park, CA

Jason Lynn Nelles, M.D. is a urology physician with a practice address in Cameron Park, California, and NPI 1164612024, issued on Jul 26, 2007. Check the license (California A125671, 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
1164612024
Name
Jason Lynn Nelles
Credential
M.D.
Primary taxonomy
Urology Physician 208800000X
License number
A125671 CA
Self-reported in NPPES; status is on the state search
Practice location
3501 Palmer Dr, Cameron Park, CA 95682
Phone
(530) 626-9488
Enumerated
Jul 26, 2007
Record last updated
Jan 27, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130614000433); accepts Medicare assignment
Medical or professional school
Washington University School Of Medicine, 2006
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 3501 Palmer Dr

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

  1. Christine Cambridge, MDObstetrics & Gynecology Physician1366590184
  2. Deborah Fallon, RNPFamily Nurse Practitioner1639243561
  3. Mark Mansour, M.D.Rheumatology Physician1073597241
  4. Alicia Tobin-Williams, MDObstetrics & Gynecology Physician1811942204

Verify Jason Lynn Nelles in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A125671
    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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49% more Medicare Part D claims than the average urology physician in 2024

1,996 Medicare Part D claims for 560 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 31 claims were for opioids.

  1. Jason Nelles1,996
  2. Specialty average1,340

Most prescribed

  1. Tamsulosin Hcl648 claims
  2. Finasteride284 claims
  3. Gemtesa159 claims
  4. Sulfamethoxazole-Trimethoprim118 claims
  5. Myrbetriq102 claims
  6. Solifenacin Succinate61 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: $36.69

2 payments; by number, the most common kind was food and beverage; the largest payer was Urogen Pharma, 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. Jason Nelles$36.69
  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.

One hospital affiliation

  1. Marshall Medical CenterPlacerville, CA · Acute Care Hospitals4 of 5 stars

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.

Jason Lynn Nelles among 1,524 urology physician records in California

Jason Lynn Nelles, 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.

The 8 urology physician records with the nearest ZIP codes

  1. Patrick Fisher, MDVacaville, CA 956871467715177
  2. Rose Leu, MDVacaville, CA 956871235692583
  3. Aeen Asghar, MDVacaville, CA 956881598128522
  4. Gricelda Gomez, MD, MPHVacaville, CA 956881407389265
  5. Edward Levin, MDVacaville, CA 956881710075536
  6. Kadee Thompson, M.D.Vacaville, CA 956881114108800
  7. Erik Birzgalis, MDMather, CA 956701225060072
  8. Robert Craven, M.D.Woodland, CA 956951528098100

Common questions

What is Jason Lynn Nelles, M.D.'s NPI number?

Jason Lynn Nelles, M.D.'s National Provider Identifier (NPI) is 1164612024, issued on Jul 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jason Lynn Nelles, M.D. located?

The NPPES record lists a practice address at 3501 Palmer Dr, Cameron Park, CA, 95682. Phone: (530) 626-9488. Providers update this record themselves, so call before visiting.

How can I verify Jason Lynn Nelles, M.D.'s license?

NPPES lists California license number A125671, 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 Jason Lynn Nelles, M.D. prescribe under Medicare Part D?

In 2024, Jason Lynn Nelles, M.D. had 1,996 Medicare Part D claims for 560 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.

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.