Doctor profile · Federal record

Dr. John Greene, MD

Neurocritical Care Physician · Neurology Physician · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · San Francisco, CA

  • NPI 1205397841
  • MIPS 85.5 / 100 · 2023
  • 7 yrs on file
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
505 Parnassus Avenue, M798
San Francisco, CA 941430114
(415) 476-3891
fax (415) 476-3428

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
January 14, 2025
Specialty taxonomy
2084A2900X — NUCC code
State licenses (2)
California #A179068 · Illinois #125.074373

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205397841. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$121
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ceribell, INC. 1 $120.67

By nature of payment

Food and Beverage
$121

Frequently asked questions

Auto-generated from federal data
What is Dr. John Greene's medical specialty?
Dr. John Greene practices Neurocritical Care Physician in San Francisco, CA.
Where does Dr. John Greene practice?
Dr. John Greene practices at 505 Parnassus Avenue, M798, San Francisco, CA 941430114. Office phone: 4154763891.
What is Dr. John Greene's NPI?
Dr. John Greene's National Provider Identifier (NPI) is 1205397841, issued by NPPES.