NPPES file of Aug 9, 2026

Adam Charles Gutierrez, M.D.

Surgery Physician · Oakland, CA

Adam Charles Gutierrez, M.D. is a surgery physician with a practice address in Oakland, California, and NPI 1871024877, issued on Mar 22, 2017. Check the license (California A161615, 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
1871024877
Name
Adam Charles Gutierrez
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
A161615 CA
Self-reported in NPPES; status is on the state search
Practice location
1411 E 31St St, Oakland, CA 94602
Phone
(510) 437-4893
Enumerated
Mar 22, 2017
Record last updated
Jun 9, 2024
Medicare enrollment
Enrolled (PECOS I20240912003105); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 2017
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 1411 E 31St St

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

  1. Shahram Aarabi, MDVascular Surgery Physician1972700458
  2. Marwan Abdelrahim, M.D.Internal Medicine Physician1538693650
  3. Oluwayemisi Adejumo, M.D.Interventional Cardiology Physician1699031179
  4. Tessa Adler, MDEmergency Medicine Physician1558065524
  5. Omonivie Agboghidi, MDStudent in an Organized Health Care Education/Training Program1104576065
  6. Ruta AionoLactation Consultant (Non-RN)1518833375

Verify Adam Charles Gutierrez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A161615
    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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Industry payments in 2024: $117.51

2 payments; by number, the most common kind was food and beverage; the largest payer was Zimmer Biomet Holdings, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Adam Gutierrez$117.51
  2. Specialty average$3,513.80

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. Alameda Health SystemHayward, CA

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

Adam Charles Gutierrez among 3,118 surgery physician records in California

Adam Charles Gutierrez, M.D. is one of 3,118 surgery physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 86% of them.

  • NPI issued2017 · 86% of these records are older, 11% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2017 · median 2003 among the 1,901 with a school on file
  • Record last updated2024 · 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 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in California

There are 3,118 surgery physician records in California.

The 8 surgery physician records with the nearest ZIP codes

  1. Miriam Bullard, M.D.Oakland, CA 946021922150978
  2. Kelley Chuang, M.D.Oakland, CA 946021659530822
  3. Brynnen Forster, MDOakland, CA 946021639409006
  4. Rachel Gomez, M.D.Oakland, CA 946021023278132
  5. Alden Harken, M.D.Oakland, CA 946021225148398
  6. Elsa Hirvela, M.D.Oakland, CA 946021265575856
  7. Kristin Kanka, D.O.Oakland, CA 946021518296888
  8. Terrence Liu, M.D.Oakland, CA 946021205977345

Common questions

What is Adam Charles Gutierrez, M.D.'s NPI number?

Adam Charles Gutierrez, M.D.'s National Provider Identifier (NPI) is 1871024877, issued on Mar 22, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Adam Charles Gutierrez, M.D. located?

The NPPES record lists a practice address at 1411 E 31St St, Oakland, CA, 94602. Phone: (510) 437-4893. Providers update this record themselves, so call before visiting.

How can I verify Adam Charles Gutierrez, M.D.'s license?

NPPES lists California license number A161615, 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.

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.