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

Mr. Michael Wagner Brook, MD

Individual provider Pain Medicine (Anesthesiology) Physician · NPI 1255361838

Mr. Michael Wagner Brook, MD is an Anesthesiology in San Francisco, California. Qualified in 1987, 39 years ago. Practices with Comfort Anesthesia Associates Inc, a 80-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
39
Licensed in
CA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

521 Parnassus Ave Fl 4
San Francisco, CA 94143-2206
Phone: (415) 476-9035
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 470 Greenfield Ave, Hanford, CA 93230-3576 — (559) 537-0325

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence G63429 (CA)
Pain Medicine (Anesthesiology) Physician Taxonomy 207LP2900X · Licence G63429 (CA)
Pain Medicine Physician Taxonomy 208VP0000X · Licence G63429 (CA)

Record details

NPI number1255361838
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 3, 2006
Last updated in NPPESJune 3, 2025
Certification dateJune 3, 2025
Mailing address470 Greenfield Ave, Suite 305, Hanford, CA 93230-3576

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Also practisesPAIN MANAGEMENT
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Comfort Anesthesia Associates Inc — 80 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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