NPPES file of Aug 9, 2026

Christopher Bautista, M.D.

Internal Medicine Physician · Oakland, CA

Christopher Bautista, M.D. is an internal medicine physician with a practice address in Oakland, California, and NPI 1346539509, issued on Mar 28, 2011. Check the license (California A123383, 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
1346539509
Name
Christopher Bautista
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A123383 CA
Self-reported in NPPES; status is on the state search
Practice location
350 30TH St, Oakland, CA 94609
Phone
(510) 204-6699
Enumerated
Mar 28, 2011
Record last updated
Dec 31, 2024
Medicare enrollment
Enrolled (PECOS I20140820000583); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2011
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 350 30TH St

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

  1. Vanessa AuBone Densitometry Radiologic Technologist1972671725
  2. Lori Beltran, D.O.Family Medicine Physician1053567768
  3. Alice Benham, NPFamily Nurse Practitioner1578611570
  4. Rachel Callaghan, M.D.Internal Medicine Physician1548239627
  5. Cyril Callister, PA-CMedical Physician Assistant1871518977
  6. Kenneth Chang, M.D.Surgery Physician1952544355

Verify Christopher Bautista in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A123383
    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

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99% fewer Medicare Part D claims than the average internal medicine physician in 2024

18 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Christopher Bautista18
  2. Specialty average3,176

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: $400.00

1 payment: consulting fee; the largest payer was Exo Imaging, 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. Christopher Bautista$400.00
  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. Sutter Bay Medical FoundationOakland, CA

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

432 internal medicine physician records list a practice address in Oakland

They are 432 of the 18,558 NPPES records with a practice address in Oakland, 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 Christopher Bautista, M.D.'s NPI number?

Christopher Bautista, M.D.'s National Provider Identifier (NPI) is 1346539509, issued on Mar 28, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Bautista, M.D. located?

The NPPES record lists a practice address at 350 30TH St, Oakland, CA, 94609. Phone: (510) 204-6699. Providers update this record themselves, so call before visiting.

How can I verify Christopher Bautista, M.D.'s license?

NPPES lists California license number A123383, 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 Christopher Bautista, M.D. prescribe under Medicare Part D?

In 2024, Christopher Bautista, M.D. had 18 Medicare Part D claims; 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.