NPPES file of Aug 9, 2026

Silvia Munoz, M.D.

Internal Medicine Physician · San Diego, CA

Silvia Munoz, M.D. is an internal medicine physician with a practice address in San Diego, California, and NPI 1326458613, issued on May 7, 2014. Check the license (California A130292, 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
1326458613
Name
Silvia Munoz
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A130292 CA
Self-reported in NPPES; status is on the state search
Practice location
4650 Palm Ave, San Diego, CA 92154
Phone
(833) 574-2273
Enumerated
May 7, 2014
Record last updated
Jul 7, 2025
Medicare enrollment
Enrolled (PECOS I20140725000974); accepts Medicare assignment
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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Also registered at 4650 Palm Ave

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

  1. Samuel Amukele, MDUrology Physician1871570341
  2. David Anderson, P.T.Orthopedic Physical Therapist1689879215
  3. Lauren Aragon, PHARMDPharmacist1689110827
  4. Michelle Brodie, MSNeurology Physical Therapist1467659607
  5. La Monica CervantesMarriage & Family Therapist1548896772
  6. Henry Chan, PHARM.D.Pharmacist1114197100

Verify Silvia Munoz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A130292
    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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36% more Medicare Part D claims than the average internal medicine physician in 2024

4,311 Medicare Part D claims for 686 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 101 claims were for opioids.

  1. Silvia Munoz4,311
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium339 claims
  2. Losartan Potassium214 claims
  3. Levothyroxine Sodium179 claims
  4. Lisinopril164 claims
  5. Metformin Hcl163 claims
  6. Rosuvastatin Calcium151 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: $57.40

2 payments; by number, the most common kind was food and beverage; the largest payer was Recordati_rare_diseases_inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Silvia Munoz$57.40
  2. Specialty average$1,303.06

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. Southern California Permanente Medical GroupSan Diego, CA

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

Silvia Munoz among 17,696 internal medicine physician records in California

Silvia Munoz, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 74% of them.

  • NPI issued2014 · 74% of these records are older, 24% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2007 · median 2004 among the 11,065 with a school on file
  • Record last updated2025 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

961 internal medicine physician records list a practice address in San Diego

They are 961 of the 52,937 NPPES records with a practice address in San Diego, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Benedict Dillon, M.D.San Diego, CA 921541710142708
  2. Sameeh Fakhro, MDSan Diego, CA 921541245718865
  3. David Fan, M.D.San Diego, CA 921541326488040
  4. Christopher Fields, MDSan Diego, CA 921541427623677
  5. Ralph Johnson, M.D.San Diego, CA 921541669673505
  6. Parvaneh Najafi, M.D.San Diego, CA 921541275771974
  7. Fauzi Najar, MDSan Diego, CA 921541689166977
  8. Miguel Pena-Ruiz, M.D.San Diego, CA 921541063622819

Common questions

What is Silvia Munoz, M.D.'s NPI number?

Silvia Munoz, M.D.'s National Provider Identifier (NPI) is 1326458613, issued on May 7, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Silvia Munoz, M.D. located?

The NPPES record lists a practice address at 4650 Palm Ave, San Diego, CA, 92154. Phone: (833) 574-2273. Providers update this record themselves, so call before visiting.

How can I verify Silvia Munoz, M.D.'s license?

NPPES lists California license number A130292, 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 Silvia Munoz, M.D. prescribe under Medicare Part D?

In 2024, Silvia Munoz, M.D. had 4,311 Medicare Part D claims for 686 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.