Richard A. Blumenthal, MD
Pediatrics Physician · Los Alamitos, CA
Richard A. Blumenthal, MD is a pediatrics physician with a practice address in Los Alamitos, California, and NPI 1982718995, issued on Aug 18, 2006. Check the license (California G75986, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Richard A. Blumenthal
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- G75986 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3772 Katella Ave, Los Alamitos, CA 90720
- Phone
- (562) 594-8853
- Enumerated
- Aug 18, 2006
- Record last updated
- Dec 20, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 9,272 in California → Look up another NPI →
Also registered at 3772 Katella Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Melanie Blumenthal, MDPediatrics Physician1700990710
- Mark Maida, MDDermatology Physician1144378175
- Christi Peterson, D.M.D.General Practice Dentistry1568467975
- Steven Wasserman, D.C.Chiropractor1255344552
Verify Richard A. Blumenthal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G75986Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Richard A. Blumenthal among 9,272 pediatrics physician records in California
Richard A. Blumenthal, MD is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 56% newer
- In a Medicare fileNo · 31% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2011 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in California
There are 9,272 pediatrics physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 9,272 in California → Every provider in Los Alamitos → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Melanie Blumenthal, MDLos Alamitos, CA 907201700990710
- Sumina Fukami, M.D.Los Alamitos, CA 907201174629232
- Robert Kaplan, M.D.Los Alamitos, CA 907201255309472
- Ayla Munawar, D.O.Los Alamitos, CA 907201023379757
- Constance Shih, M.D.Los Alamitos, CA 907201679549752
- Rei Tosu, M.D.Los Alamitos, CA 907201285730440
- Vivi Tran, D.O.Los Alamitos, CA 907201578918355
- Olivia Winarko, M.D.Rossmoor, CA 907201760750590
Common questions
What is Richard A. Blumenthal, MD's NPI number?
Richard A. Blumenthal, MD's National Provider Identifier (NPI) is 1982718995, issued on Aug 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard A. Blumenthal, MD located?
The NPPES record lists a practice address at 3772 Katella Ave, Los Alamitos, CA, 90720. Phone: (562) 594-8853. Providers update this record themselves, so call before visiting.
How can I verify Richard A. Blumenthal, MD's license?
NPPES lists California license number G75986, 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. 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.