Doctor profile · Federal record

Dr. Tanuja Karunakar, DO

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

  • NPI 1679651442
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
275 W Macarthur Blvd
Oakland, CA 946115641
(510) 752-1000

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 3, 2021
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #20A7961
Medicaid
CA #00AX79610

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679651442. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
65
Distinct HCPCS
3
Medicare allowed
$9,517
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 30 29 $188
99284 Emergency department visit with moderate level of medical decision making 23 23 $129
99283 Emergency department visit with low level of medical decision making 12 12 $76

In context: peer comparison

Among 71 peers in Oakland Emergency Medicine Physician, average services per provider: 73. This provider delivers 0.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Tanuja Karunakar's medical specialty?
Dr. Tanuja Karunakar practices Emergency Medicine Physician in Oakland, CA.
Where does Dr. Tanuja Karunakar practice?
Dr. Tanuja Karunakar practices at 275 W Macarthur Blvd, Oakland, CA 946115641. Office phone: 5107521000.
What is Dr. Tanuja Karunakar's NPI?
Dr. Tanuja Karunakar's National Provider Identifier (NPI) is 1679651442, issued by NPPES.
Does Dr. Tanuja Karunakar accept Medicare assignment?
Yes. Dr. Tanuja Karunakar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tanuja Karunakar 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); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.