Doctor profile · Federal record

Dr. Janice Manjuck, M.D.

Critical Care Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Lafayette, CA

  • NPI 1386655389
  • Accepts Medicare
  • MIPS 86.9 / 100 · 2023
  • 36 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3687 Mt Diablo Blvd
Lafayette, CA 945493717
(925) 962-6602
fax (925) 299-6849

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 2, 2011
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
California #G72767
Medicaid
CA #00G727670

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386655389. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
470
Distinct HCPCS
5
Medicare allowed
$70,509
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 186 96 $130
99291 Critical care, first 30-74 minutes 158 113 $227
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 103 75 $85
36620 Insertion of artery tube for blood sampling or infusion through skin 12 12 $46
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 11 11 $88

In context: peer comparison

Among 1 peers in Lafayette Critical Care Medicine (Internal Medicine) Physician, average services per provider: 94. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$124
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Chiesi USA, INC. 1 $123.66

By nature of payment

Food and Beverage
$124

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Janice Manjuck's medical specialty?
Dr. Janice Manjuck practices Critical Care Medicine (Internal Medicine) Physician in Lafayette, CA.
Where does Dr. Janice Manjuck practice?
Dr. Janice Manjuck practices at 3687 Mt Diablo Blvd, Lafayette, CA 945493717. Office phone: 9259626602.
What is Dr. Janice Manjuck's NPI?
Dr. Janice Manjuck's National Provider Identifier (NPI) is 1386655389, issued by NPPES.
Does Dr. Janice Manjuck accept Medicare assignment?
Yes. Dr. Janice Manjuck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Janice Manjuck commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.