PROVIDER PROFILE · NPI 1508810938

Mathias MasemM.D.

Orthopedic SurgeryOakland, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

529

Unique beneficiaries

—

Total services

1,048

Distinct HCPCS

Medicare payment

$62K

Peer benchmark

Total Medicare services vs. 1,921 Orthopedic Surgery providers in CA — above median (cohort median 1,100).

PRESCRIBING · PART D · 2024

Total Rx claims

134

Beneficiaries

—

Total drug cost

$395

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Meloxicam134 claims

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

81.1

Cost

71.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.42%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$553

Payment records

By payment type

Food and Beverage$553

REFERRAL NETWORK

Where Mathias Masem'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 · 11 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SUTTER EAST BAY HOSPITALS	36	185
The Surgery Center Of Alta Bates Summit Medical Center, Llc Ambulatory Surgical Center · Oakland, CA	22	96
WEBSTER SURGERY CENTER, LP	21	111

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
UNIVERSITY OF CALIFORNIA, SAN FRANCISCO	37	174
SUTTER EAST BAY HOSPITALS	35	168
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	31	115
SUTTER EAST BAY HOSPITALS	30	115
The Surgery Center Of Alta Bates Summit Medical Center, Llc Ambulatory Surgical Center · Oakland, CA	23	68
Unilab Corporation Clinical Laboratory · Sacramento, CA	20	58
ALAMEDA HEALTH SYSTEM	19	106
WEBSTER SURGERY CENTER, LP	19	43
Mark Chan Physical Medicine and Rehabilitation · Oakland, CA	12	22
SUTTER MEDICAL CENTER CASTRO VALLEY	12	40
Veronica Barroga Occupational Therapist in Private Practice · Tracy, CA	11	63

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