Concepcion A. Regacho, M.D.
Anesthesiology Physician · Los Angeles, CA
Concepcion A. Regacho, M.D. is an anesthesiology physician with a practice address in Los Angeles, California, and NPI 1124169768, issued on Feb 8, 2007. Check the license (California A39919, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Concepcion A. Regacho
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A39919 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1401 S Grand Ave, Los Angeles, CA 90015
- Phone
- (213) 748-2411
- Enumerated
- Feb 8, 2007
- Record last updated
- Jul 8, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid ID
- 00A399190 CA
- Medicare enrollment
- Enrolled (PECOS I20070827000806); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 1401 S Grand Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Cristina Acosta-Padron, M.D.Emergency Medicine Physician1902122260
- Osman Adam, MDStudent in an Organized Health Care Education/Training Program1588302921
- Sahra AkbariStudent in an Organized Health Care Education/Training Program1255175386
- Susanne Alcudia, M.D.Student in an Organized Health Care Education/Training Program1700291739
Verify Concepcion A. Regacho in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A39919Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average anesthesiology physician in 2024
26 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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
- Socal Anesthesia Solutions IncLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Concepcion A. Regacho among 7,571 anesthesiology physician records in California
Concepcion A. Regacho, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 43% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1973 · median 2006 among the 4,868 with a school on file
- Record last updated2010 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in Los Angeles → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Shirley Avraham, MDLos Angeles, CA 900151851700199
- Christine Chung, M.D.Los Angeles, CA 900151063772663
- Jack Kao, M.D.Los Angeles, CA 900151013960475
- Lijun Wan, MDLos Angeles, CA 900151548213838
- Sameer Zaidi, MDLos Angeles, CA 900151639731391
- Jonathan Payawal, MDLos Angeles, CA 900141124030507
- Sirak Darbinian, M.D.Los Angeles, CA 900131508055039
- Richard Duong, M.D.Los Angeles, CA 900171396704672
Common questions
What is Concepcion A. Regacho, M.D.'s NPI number?
Concepcion A. Regacho, M.D.'s National Provider Identifier (NPI) is 1124169768, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Concepcion A. Regacho, M.D. located?
The NPPES record lists a practice address at 1401 S Grand Ave, Los Angeles, CA, 90015. Phone: (213) 748-2411. Providers update this record themselves, so call before visiting.
How can I verify Concepcion A. Regacho, M.D.'s license?
NPPES lists California license number A39919, 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 Concepcion A. Regacho, M.D. prescribe under Medicare Part D?
In 2024, Concepcion A. Regacho, M.D. had 26 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.