Doctor profile · Federal record

Dr. Leena Nathan, M.D.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Westlake Village, CA

  • NPI 1417170523
  • Accepts Medicare
  • MIPS 90.0 / 100 · 2023
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1250 la Venta Dr, Suite 105
Westlake Village, CA 913613702
(805) 557-7180
fax (805) 557-7181

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
March 14, 2014
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
California #A94923

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417170523. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
197
Distinct HCPCS
3
Medicare allowed
$17,271
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 80 72 $99
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 74 74 $44
99214 Established patient office or other outpatient visit, 30-39 minutes 43 37 $141

In context: peer comparison

Among 4 peers in Westlake Village Obstetrics & Gynecology Physician, average services per provider: 127. This provider delivers 1.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
209
Patients
32
Total drug cost
$35,664
Drug Type Claims Patients Total cost
Estradiol Generic 72 32 $11,804
Estradiol (Twice Weekly) (Estradiol) Brand 32 0 $4,996
Prempro (Estrogen,Con/M-Progest Acet) Brand 25 0 $6,431
Premarin (Estrogens, Conjugated) Brand 20 0 $7,296
Yuvafem (Estradiol) Brand 18 0 $3,144
Progesterone (Progesterone, Micronized) Brand 16 0 $1,190
Valacyclovir (Valacyclovir Hcl) Brand 14 0 $353
Clobetasol Propionate Generic 12 0 $450

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Leena Nathan's medical specialty?
Dr. Leena Nathan practices Obstetrics & Gynecology Physician in Westlake Village, CA.
Where does Dr. Leena Nathan practice?
Dr. Leena Nathan practices at 1250 la Venta Dr, Westlake Village, CA 913613702. Office phone: 8055577180.
What is Dr. Leena Nathan's NPI?
Dr. Leena Nathan's National Provider Identifier (NPI) is 1417170523, issued by NPPES.
Does Dr. Leena Nathan accept Medicare assignment?
Yes. Dr. Leena Nathan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leena Nathan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.