NPPES file of Aug 9, 2026

Melinda Mortenson, M.D.

Surgical Oncology Physician · Sacramento, CA

Melinda Mortenson, M.D. is a surgical oncology physician with a practice address in Sacramento, California, and NPI 1447231931, issued on Nov 10, 2005. Check the license (California A75028, 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
1447231931
Name
Melinda Mortenson
Credential
M.D.
Primary taxonomy
Surgical Oncology Physician 2086X0206X
License number
A75028 CA
Self-reported in NPPES; status is on the state search
Practice location
2025 Morse Ave, Sacramento, CA 95825
Phone
(916) 973-5649
Enumerated
Nov 10, 2005
Record last updated
Dec 8, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150402000101); accepts Medicare assignment
Medical or professional school
University Of California, Davis School Of Medicine, 1999
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 2025 Morse Ave

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

  1. Mouner Abouelkhier, RPHPharmacist1164571832
  2. Elijah Abramson, MDEmergency Medicine Physician1992334965
  3. Cynthia Adams, RNMedical-Surgical Registered Nurse1346372190
  4. Jesse Adams, MDHematology & Oncology Physician1851479554
  5. Qudeer Ahmad, BS RRTCritical Care Registered Respiratory Therapist1649742594
  6. Paul Akins, MDNeurology Physician1952489528

Verify Melinda Mortenson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A75028
    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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18% fewer Medicare Part D claims than the average surgical oncology physician in 2024

71 Medicare Part D claims for 45 beneficiaries, against an average of 87 among the 1,237 providers of this specialty who prescribed in Part D. 31 claims were for opioids.

  1. Melinda Mortenson71
  2. Specialty average87

Most prescribed

  1. Oxycodone Hcl30 claims
  2. Ibuprofen19 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSacramento, CA

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

Melinda Mortenson among 250 surgical oncology physician records in California

Melinda Mortenson, M.D. is one of 250 surgical oncology physician records with a practice address in California. 84% 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, 94% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated1999 · median 2004 among the 184 with a school on file
  • Record last updated2021 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086X0206X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Oncology Physician providers in California

There are 250 surgical oncology physician records in California.

The 8 surgical oncology physician records with the nearest ZIP codes

  1. Lakhbir Sandhu, MD PHD FRCSCSacramento, CA 958231134662125
  2. Michael Schlieman, MDSacramento, CA 958231366423485
  3. Robert Canter, MDSacramento, CA 958171700093226
  4. Sepideh Gholami, M.D.Sacramento, CA 958171982865606
  5. James Goodnight, M.D.Sacramento, CA 958171306828157
  6. Claire Graves, M.D.Sacramento, CA 958171588921795
  7. Sean Judge, MDSacramento, CA 958171801277751
  8. Hamed Kargozaran, M.D.Sacramento, CA 958171467433938

Common questions

What is Melinda Mortenson, M.D.'s NPI number?

Melinda Mortenson, M.D.'s National Provider Identifier (NPI) is 1447231931, issued on Nov 10, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Melinda Mortenson, M.D. located?

The NPPES record lists a practice address at 2025 Morse Ave, Sacramento, CA, 95825. Phone: (916) 973-5649. Providers update this record themselves, so call before visiting.

How can I verify Melinda Mortenson, M.D.'s license?

NPPES lists California license number A75028, 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 Melinda Mortenson, M.D. prescribe under Medicare Part D?

In 2024, Melinda Mortenson, M.D. had 71 Medicare Part D claims for 45 beneficiaries; the average among surgical oncology physician prescribers was 87. 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.