What is Marissa Ambron's specialty?

Marissa Ambron (NPI 1518113570) is a Medicare-billing provider whose primary specialty is Internal Medicine in Williamsport, PA.

Where does Marissa Ambron practice?

Marissa Ambron practices in Williamsport, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1518113570.

How much does Medicare pay Marissa Ambron?

Marissa Ambron (NPI 1518113570) received approximately $46K in total Medicare Part B payments, serving 313 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1518113570

Marissa AmbronD.O.

PRACTICEUPMC WILLIAMSPORTSee all providers at this practice →

Internal MedicineWilliamsport, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

391

Unique beneficiaries

—

Total services

609

Distinct HCPCS

Medicare payment

$45K

Peer benchmark

Total Medicare services vs. 4,434 Internal Medicine providers in PA — above median (cohort median 550).

QUALITY · MIPS · 2024

Final MIPS score

97.1

Quality

82.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.93%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$113

Payment records

By payment type

Food and Beverage$113

Top paying entities

Food and Beverage$113

REFERRAL NETWORK

Where Marissa Ambron'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). 43 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST LUKES HOSPITAL	453	1,661
GULOTTA, PAUL	197	654
City O F Allentown Ambulance Service Provider · Allentown, PA	107	330
Mathai Chalunkal Internal Medicine · Bethlehem, PA	95	334
PYTLEWSKI, GERALD	91	305
Dean Tyrell Diagnostic Radiology · Bethlehem, PA	74	190
Cetronia Ambulance Corps, Inc Ambulance Service Provider · Allentown, PA	70	209
Christopher Alia Pulmonary Disease · Bethlehem, PA	46	137
Ivan Fras Diagnostic Radiology · Bethlehem, PA	45	123
Stephanie Zarefes-Weston Emergency Medicine · Bethlehem, PA	44	112
Andrew Shurman Diagnostic Radiology · Bethlehem, PA	43	114
VISITING NURSE ASSOCIATION OF SAINT LUKES HOME HEALTH HOSPICE INC	38	82

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