PROVIDER PROFILE · NPI 1013181346

Ryan Ah SanPA-C

PRACTICEBRISTOL PARK MEDICAL GROUP, INC.See all providers at this practice →

Physician AssistantRancho Santa Margarita, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

196

Unique beneficiaries

—

Total services

279

Distinct HCPCS

Medicare payment

$10K

Peer benchmark

Total Medicare services vs. 7,073 Physician Assistant providers in CA — above median (cohort median 224).

PRESCRIBING · PART D · 2024

Total Rx claims

1,350

Beneficiaries

—

Total drug cost

$156K

Distinct drugs

Brand share

19.0%

Top prescribed drugs

Atorvastatin Calcium134 claims

Losartan Potassium72 claims

Lisinopril58 claims

Semaglutide53 claims

Amlodipine Besylate52 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$55

Payment records

By payment type

Food and Beverage$55

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050603

Hospital

REFERRAL NETWORK

Where Ryan Ah San'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). 0 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

No inbound pairs above the suppression threshold.

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Ku-Juey Raymond Chang Nephrology · Lake Forest, CA	17	50
SADDLEBACK MEMORIAL MEDICAL CENTER	16	21

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