Joann Callorina Dominguez, MD
Hospitalist Physician · Oakland, CA
Joann Callorina Dominguez, MD is a hospitalist physician with a practice address in Oakland, California, and NPI 1811003809, issued on Aug 22, 2006. Check the license (California A117117, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joann Callorina Dominguez
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- A117117 CA
16698 NV
Self-reported in NPPES; status is on the state search - Practice location
- 350 Hawthorne Ave, Oakland, CA 94609
- Phone
- (510) 869-6883
- Enumerated
- Aug 22, 2006
- Record last updated
- Jul 21, 2022
- Fax
- (510) 869-6888
- Medicare enrollment
- Enrolled (PECOS I20120625000239); accepts Medicare assignment
- Medical or professional school
- University Of Nevada School Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 350 Hawthorne Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Daniah Al-Sabbagh, MDStudent in an Organized Health Care Education/Training Program1588415152
- Lara AliStudent in an Organized Health Care Education/Training Program1871433714
- Olga Anikina, MDHospitalist Physician1619110954
Verify Joann Callorina Dominguez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A117117Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Sutter Bay Medical FoundationFremont, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joann Callorina Dominguez among 3,099 hospitalist physician records in California
Joann Callorina Dominguez, MD is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 73% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2009 · median 2010 among the 2,505 with a school on file
- Record last updated2022 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Oakland → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Matthew Dahnke, M.D.Oakland, CA 946091487762092
- James Felt, M.D.Oakland, CA 946091073621157
- Martin Garcia, M.D.Oakland, CA 946091619084423
- Leif Hass, M.D.Oakland, CA 946091528175346
- Erwin KuoOakland, CA 946091437266269
- Daniel Montes, M.D.Oakland, CA 946091487737755
- Lloyd Morrissey, M.D.Oakland, CA 946091801903562
- Alexander Ramirez, MDOakland, CA 946091538266424
Common questions
What is Joann Callorina Dominguez, MD's NPI number?
Joann Callorina Dominguez, MD's National Provider Identifier (NPI) is 1811003809, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joann Callorina Dominguez, MD located?
The NPPES record lists a practice address at 350 Hawthorne Ave, Oakland, CA, 94609. Phone: (510) 869-6883. Providers update this record themselves, so call before visiting.
How can I verify Joann Callorina Dominguez, MD's license?
NPPES lists California license number A117117, 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.