Doctor profile · Federal record

Dr. KAREN SONG, MD

Obstetrics & Gynecology Physician (CMS: OBSTETRICS/GYNECOLOGY) · Obstetrics & Gynecology Physician · SAN LUIS OBISPO, CA

  • NPI 1356632947
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 19 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
1941 JOHNSON AVE STE 301
SAN LUIS OBISPO, CA 934014175
(805) 786-4111
fax (805) 543-6357
Additional location
220 S Palisade Dr Ste 203
Santa Maria, CA 93454
(805) 354-7101
Additional location
350 Posada Ln Ste 202
Templeton, CA 934654060
(805) 434-5497
fax (805) 434-0917
Show 1 more location
Additional location
2305 South 65 Highway, Building A
Marshall, MO 653403702
(660) 886-6677
fax (660) 831-3346

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
December 24, 2024
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207V00000X — NUCC code
State licenses (2)
California #A107061 · Missouri #2014020947
Medicaid
MO #1356632947

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356632947. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
211
Distinct HCPCS
4
Medicare allowed
$19,631
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 123 64 $95
99203 New patient office or other outpatient visit, 30-44 minutes 52 52 $116
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 20 20 $42
57160 Fitting and insertion of vaginal support device 16 12 $69

In context: peer comparison

Among 3 peers in this city , average services per provider: 59. This provider delivers 3.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
189
Patients
45
Total drug cost
$16,965
Drug Type Claims Patients Total cost
Estradiol Generic 91 45 $8,458
Progesterone (Progesterone, Micronized) Brand 24 0 $957
Yuvafem (Estradiol) Brand 20 0 $4,470
Estradiol (Twice Weekly) (Estradiol) Brand 19 0 $2,181
Estradiol-Norethindrone Acetat (Estradiol/Norethindrone Acet) Brand 13 0 $707
Medroxyprogesterone Acetate Generic 11 0 $29
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 11 0 $163