PROVIDER PROFILE · NPI 1538355672

Walter ParkM.D.

PRACTICESTANFORD HEALTH CARESee all providers at this practice →

GastroenterologyStanford, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

484

Unique beneficiaries

—

Total services

498

Distinct HCPCS

Medicare payment

$64K

Peer benchmark

Total Medicare services vs. 1,398 Gastroenterology providers in CA — below median (cohort median 750).

PRESCRIBING · PART D · 2024

Total Rx claims

191

Beneficiaries

—

Total drug cost

$276K

Distinct drugs

Brand share

51.3%

Top prescribed drugs

Omeprazole69 claims

Lipase/Protease/Amylase55 claims

Sodium Chloride/Nahco3/Kcl/Peg32 claims

Dicyclomine Hcl12 claims

Gabapentin12 claims

QUALITY · MIPS · 2024

Final MIPS score

88.5

Quality

87.1

Cost

69.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.57%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$66K

Payment records

By payment type

Consulting Fee$66K

Food and Beverage$174

REFERRAL NETWORK

Where Walter Park'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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Maria Josephina Gomez Nurse Practitioner · Palo Alto, CA	31	48
Thuy Dao Certified Registered Nurse Anesthetist (CRNA) · Stanford, CA	18	34
LONG, STEVEN	12	27
Brendan Visser General Surgery · Stanford, CA	11	41
George Poultsides General Surgery · Palo Alto, CA	11	55
FEDERLE, MICHAEL	11	31

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