Doctor profile · Federal record

Dr. Okkyung Kim, M.D.

Neurology Physician (CMS: Neurology) · Oakland, CA

  • NPI 1386871168
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
350 Hawthorne Ave
Oakland, CA 946093108
(510) 655-4000
Additional location
575 Lennon Ln Ste 152
Walnut Creek, CA 945982443
(925) 602-7060
fax (925) 602-7070
Mailing address
Po Box 276950
Sacramento, CA 958276950

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
March 7, 2025
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
California #A111229

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386871168. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
378
Distinct HCPCS
6
Medicare allowed
$49,130
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 116 74 $88
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 93 79 $132
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 92 92 $193
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 38 37 $34
99291 Critical care, first 30-74 minutes 22 22 $233
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 17 $144

In context: peer comparison

Among 3 peers in Oakland Neurology Physician, average services per provider: 52. This provider delivers 7.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$50
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $49.83

By nature of payment

Food and Beverage
$50

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Okkyung Kim's medical specialty?
Dr. Okkyung Kim practices Neurology Physician in Oakland, CA.
Where does Dr. Okkyung Kim practice?
Dr. Okkyung Kim practices at 350 Hawthorne Ave, Oakland, CA 946093108. Office phone: 5106554000.
What is Dr. Okkyung Kim's NPI?
Dr. Okkyung Kim's National Provider Identifier (NPI) is 1386871168, issued by NPPES.
Does Dr. Okkyung Kim accept Medicare assignment?
Yes. Dr. Okkyung Kim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Okkyung Kim commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.