Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Matthew Blake Warren, MD

Individual provider Pulmonary Disease Physician · NPI 1124412275

Matthew Blake Warren, MD is a Critical Care (Intensivists) in Riverside, California. Qualified in 2014, 12 years ago. Practices with Department of State Hospitals, a 276-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
12
Licensed in
CA
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4234 Riverwalk Pkwy Ste 230
Riverside, CA 92505-3312
Phone: (951) 781-3672
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence A170797 (CA)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence A170797 (CA)

Record details

NPI number1124412275
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 26, 2015
Last updated in NPPESMarch 23, 2022
Certification dateMarch 23, 2022
Mailing addressPo Box 60219, Irvine, CA 92602-6007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesPULMONARY DISEASE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Department Of State Hospitals — 276 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Riverside