Doctor profile · Federal record

Dr. Matthew Gunther, MD

Psychiatry Physician (CMS: Psychiatry) · Palo Alto, CA

  • NPI 1124512124
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
300 Pasteur Dr
Palo Alto, CA 943042203
(650) 723-4000
Additional location
1200 N State St
Los Angeles, CA 900891001
(323) 409-5752
Additional location
300 Hillmont Ave
Ventura, CA 930031651
(805) 652-6000
Show 1 more location
Additional location
401 Quarry RD Ste 2208
Palo Alto, CA 943041419
(650) 736-1743

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
April 30, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
California #A163672

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124512124. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
177
Distinct HCPCS
4
Medicare allowed
$22,562
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 63 43 $147
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 44 19 $89
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 42 17 $93
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 21 $196

In context: peer comparison

Among 16 peers in Palo Alto Psychiatry Physician, average services per provider: 87. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$212
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ceribell, INC. 2 $211.50

By nature of payment

Food and Beverage
$212

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Gunther's medical specialty?
Dr. Matthew Gunther practices Psychiatry Physician in Palo Alto, CA.
Where does Dr. Matthew Gunther practice?
Dr. Matthew Gunther practices at 300 Pasteur Dr, Palo Alto, CA 943042203. Office phone: 6507234000.
What is Dr. Matthew Gunther's NPI?
Dr. Matthew Gunther's National Provider Identifier (NPI) is 1124512124, issued by NPPES.
Does Dr. Matthew Gunther accept Medicare assignment?
Yes. Dr. Matthew Gunther accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Gunther commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.