Doctor profile · Federal record

Dr. Matthew Vanneman, MD

Anesthesiology Physician (CMS: Anesthesiology) · Stanford, CA

  • NPI 1538508627
  • Accepts Medicare
  • MIPS 75.5 / 100 · 2023
  • 13 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
June 2013 — 13 yrs on file
Profile last updated
April 12, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
California #A168103

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538508627. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
142
Distinct HCPCS
8
Medicare allowed
$28,310
HCPCS Description Services Patients Avg allowed
01922 Anesthesia for x-ray or radiation therapy 28 28 $265
36620 Insertion of artery tube for blood sampling or infusion through skin 28 26 $49
93312 Ultrasound of heart with probe in esophagus, with report 18 18 $122
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function 17 17 $4
00410 Anesthesia for procedure to correct abnormal heart rhythm 14 14 $136
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 14 13 $93
00562 Anesthesia for procedure on heart and large blood vessels using heart-lung machine (1 year or older) 12 12 $1,153
93320 Ultrasound of heart blood flow, valves and chambers 11 11 $21

In context: peer comparison

Among 80 peers in Stanford Anesthesiology Physician, average services per provider: 30. This provider delivers 4.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Intercept Pharmaceuticals, INC. 1 $25.37

By nature of payment

Food and Beverage
$25

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Vanneman's medical specialty?
Dr. Matthew Vanneman practices Anesthesiology Physician in Stanford, CA.
Where does Dr. Matthew Vanneman practice?
Dr. Matthew Vanneman practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Matthew Vanneman's NPI?
Dr. Matthew Vanneman's National Provider Identifier (NPI) is 1538508627, issued by NPPES.
Does Dr. Matthew Vanneman accept Medicare assignment?
Yes. Dr. Matthew Vanneman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Vanneman commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for x-ray or radiation therapy (HCPCS 01922); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Ultrasound of heart with probe in esophagus, with report (HCPCS 93312). Source: CMS Medicare Physician & Other Practitioners file.