What is Allison Leong's specialty?

Allison Leong (NPI 1952440562) is a Medicare-billing provider whose primary specialty is Obstetrics & Gynecology in Santa Monica, CA.

Where does Allison Leong practice?

Allison Leong practices in Santa Monica, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1952440562.

How much does Medicare pay Allison Leong?

Allison Leong (NPI 1952440562) received approximately $70K in total Medicare Part B payments, serving 483 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1952440562

Allison LeongM.D.

Obstetrics & GynecologySanta Monica, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

576

Unique beneficiaries

—

Total services

618

Distinct HCPCS

Medicare payment

$64K

Peer benchmark

Total Medicare services vs. 1,761 Obstetrics & Gynecology providers in CA — top quintile (cohort median 118).

PRESCRIBING · PART D · 2024

Total Rx claims

929

Beneficiaries

—

Total drug cost

$117K

Distinct drugs

Brand share

67.0%

Top prescribed drugs

Estradiol291 claims

Progesterone, Micronized177 claims

Estradiol134 claims

Estradiol67 claims

Estradiol/Norethindrone Acet55 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

70.1

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$283

Payment records

By payment type

Food and Beverage$283

Top paying entities

Food and Beverage$283

REFERRAL NETWORK

Where Allison Leong's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PROVIDENCE SAINT JOHN'S HEALTH CENTER	29	43
Unilab Corporation Clinical Laboratory · West Hills, CA	16	33
REGENTS OF THE UNIV OF CALIFORNIA	11	14

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events