Richard L. Morrissey, MD
Infectious Disease Physician · Fontana, CA
Richard L. Morrissey, MD is an infectious disease physician with a practice address in Fontana, California, and NPI 1720148927, issued on Dec 11, 2006. Check the license (California G28908, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Richard L. Morrissey
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- G28908 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9961 Sierra Ave, Fontana, CA 92335
- Phone
- (909) 427-3910
- Enumerated
- Dec 11, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00G289080 CA
- Medicare enrollment
- Enrolled (PECOS I20091124000068); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 1973
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 1,119 in California → Look up another NPI →
Also registered at 9961 Sierra Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Berneva Adams, MDObstetrics & Gynecology Physician1376602987
Verify Richard L. Morrissey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G28908Check 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
- Department OF State HospitalsPatton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Richard L. Morrissey among 1,119 infectious disease physician records in California
Richard L. Morrissey, MD is one of 1,119 infectious disease physician records with a practice address in California. 79% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 54% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1973 · median 2003 among the 735 with a school on file
- Record last updated2007 · 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 207RI0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in California
There are 1,119 infectious disease physician records in California.
All 1,119 in California → Every provider in Fontana → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Umber Chohan, M.D.Fontana, CA 923351942452776
- Jea Lee, MDFontana, CA 923351477624443
- Kuo-Liang Huang, M.D.Colton, CA 923241588746010
- Brianna Ray, D.O., M.P.H.Colton, CA 923241477915932
- Zayn Endo, MDLoma Linda, CA 923501568020592
- Kelsey Luna, MDLoma Linda, CA 923501497336291
- Jonathan Pham, MDLoma Linda, CA 923501750811659
- Jonathan Arcobello, M.D.Loma Linda, CA 923541396131983
Common questions
What is Richard L. Morrissey, MD's NPI number?
Richard L. Morrissey, MD's National Provider Identifier (NPI) is 1720148927, issued on Dec 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Richard L. Morrissey, MD located?
The NPPES record lists a practice address at 9961 Sierra Ave, Fontana, CA, 92335. Phone: (909) 427-3910. Providers update this record themselves, so call before visiting.
How can I verify Richard L. Morrissey, MD's license?
NPPES lists California license number G28908, 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.