PROVIDER PROFILE · NPI 1427122928

Shawn HasslerM.D.

PRACTICEOPTIMUS MEDICAL GROUP INCSee all providers at this practice →

Internal MedicineSan Francisco, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

362

Unique beneficiaries

—

Total services

907

Distinct HCPCS

Medicare payment

$83K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — above median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

7,804

Beneficiaries

—

Total drug cost

$8.2M

Distinct drugs

156

Brand share

42.9%

Top prescribed drugs

Bictegrav/Emtricit/Tenofov Ala459 claims

Atorvastatin Calcium353 claims

Dolutegravir Sodium180 claims

Valacyclovir Hcl175 claims

Dolutegravir Sodium/Lamivudine175 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$65K

Payment records

211

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$45K

Travel and Lodging$7K

Food and Beverage$6K

Honoraria$5K

Consulting Fee$3K

REFERRAL NETWORK

Where Shawn Hassler'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). 1 inbound referrers · 9 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Samuel Ellison Dermatology · San Francisco, CA	15	28

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	49	140
SUTTER BAY HOSPITALS	47	171
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO	23	63
SUTTER BAY HOSPITALS	22	70
Samuel Ellison Dermatology · San Francisco, CA	17	33
Unilab Corporation Clinical Laboratory · Sacramento, CA	15	44
Donald Hershman Podiatry · San Francisco, CA	14	44
Unilab Corporation Clinical Laboratory · San Jose, CA	14	62
Quest Diagnostics Nichols Institute Clinical Laboratory · San Juan Capistrano, CA	11	25

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