Registry data as of Aug 27, 2026

Erick Aponte Guzman, M.D.

Internal Medicine Physician · McClellan, CA

Erick Aponte Guzman, M.D. is an internal medicine physician with a practice address in McClellan, California, and NPI 1386058139, issued on Jun 19, 2014. Check the license (California A161077, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1386058139
Name
Erick Aponte Guzman
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A161077 CA
Self-reported in NPPES; status is on the state search
Practice location
5342 Dudley Blvd Bldg 98, McClellan, CA 95652
Phone
(916) 561-7560
Enumerated
Jun 19, 2014
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5342 Dudley Blvd Bldg 98

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

  1. Sylvia Beamesderfer, M.D.Internal Medicine Physician1891770285
  2. Reese Cooper, DOGeneral Practice Physician1831691948
  3. Marie Fitts, RN, MSN, CNSRegistered Nurse1477839637
  4. Lisa Glaser, MS, PTPhysical Therapist1588053383
  5. Zoraida Soriano, M.D.Internal Medicine Physician1699745612

Verify Erick Aponte Guzman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A161077
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

3.1 times the Medicare Part D claims of the average internal medicine physician in 2024

9,933 Medicare Part D claims for 855 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 530 claims were for opioids.

  1. Erick Aponte Guzman9,933
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium676 claims
  2. Losartan Potassium442 claims
  3. Hydrocodone-Acetaminophen374 claims
  4. Amlodipine Besylate322 claims
  5. Levothyroxine Sodium320 claims
  6. Lisinopril310 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 IncRoseville, CA

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

10 internal medicine physician records list a practice address in McClellan

They are 10 of the 160 NPPES records with a practice address in McClellan, and 17,696 internal medicine physician records in California.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Erick Aponte Guzman, M.D.'s NPI number?

Erick Aponte Guzman, M.D.'s National Provider Identifier (NPI) is 1386058139, issued on Jun 19, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Erick Aponte Guzman, M.D. located?

The NPPES record lists a practice address at 5342 Dudley Blvd Bldg 98, McClellan, CA, 95652. Phone: (916) 561-7560. Providers update this record themselves, so call before visiting.

How can I verify Erick Aponte Guzman, M.D.'s license?

NPPES lists California license number A161077, 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 Erick Aponte Guzman, M.D. prescribe under Medicare Part D?

In 2024, Erick Aponte Guzman, M.D. had 9,933 Medicare Part D claims for 855 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), loaded Aug 27, 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) 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 27, 2026.