Doctor profile · Federal record

Dr. Gregory Muller, DO

Emergency Medicine Physician (CMS: Emergency Medicine) · Stanford, CA

  • NPI 1790281616
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
March 23, 2024
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #20A19611

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790281616. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
199
Distinct HCPCS
3
Medicare allowed
$33,284
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 158 155 $188
99284 Emergency department visit with moderate level of medical decision making 26 26 $131
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 15 12 $9

In context: peer comparison

Among 60 peers in Stanford Emergency Medicine Physician, average services per provider: 60. This provider delivers 3.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Muller's medical specialty?
Dr. Gregory Muller practices Emergency Medicine Physician in Stanford, CA.
Where does Dr. Gregory Muller practice?
Dr. Gregory Muller practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Gregory Muller's NPI?
Dr. Gregory Muller's National Provider Identifier (NPI) is 1790281616, issued by NPPES.
Does Dr. Gregory Muller accept Medicare assignment?
Yes. Dr. Gregory Muller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Muller commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.