Doctor profile · Federal record

Dr. James Littlejohn, MD, PHD

Critical Care Medicine (Anesthesiology) Physician (CMS: Anesthesiology) · Anesthesiology Physician · Anesthesiology Physician · Critical Care Medicine (Anesthesiology) Physician · Sacramento, CA

  • NPI 1609197250
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4150 V St
Sacramento, CA 958171460
(916) 734-5028

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
September 16, 2022
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207LC0200X — NUCC code
State licenses (2)
California #A136653 · New York #293473

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609197250. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16
Distinct HCPCS
1
Medicare allowed
$710
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 16 16 $44

In context: peer comparison

Among 1 peers in Sacramento Critical Care Medicine (Anesthesiology) Physician, average services per provider: 16. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$159
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 1 $108.15
Sumitomo Pharma America, INC. 2 $50.54

By nature of payment

Food and Beverage
$159

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Littlejohn's medical specialty?
Dr. James Littlejohn practices Critical Care Medicine (Anesthesiology) Physician in Sacramento, CA.
Where does Dr. James Littlejohn practice?
Dr. James Littlejohn practices at 4150 V St, Sacramento, CA 958171460. Office phone: 9167345028.
What is Dr. James Littlejohn's NPI?
Dr. James Littlejohn's National Provider Identifier (NPI) is 1609197250, issued by NPPES.
Does Dr. James Littlejohn accept Medicare assignment?
Yes. Dr. James Littlejohn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Littlejohn commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.