What is Ryan Sullivan's specialty?

Ryan Sullivan (NPI 1881696003) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Cambridge, MA.

Where does Ryan Sullivan practice?

Ryan Sullivan practices in Cambridge, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1881696003.

How much does Medicare pay Ryan Sullivan?

Ryan Sullivan (NPI 1881696003) received approximately $55K in total Medicare Part B payments, serving 221 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1881696003

Ryan SullivanMD

Hematology-OncologyCambridge, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

315

Unique beneficiaries

—

Total services

527

Distinct HCPCS

Medicare payment

$52K

Peer benchmark

Total Medicare services vs. 360 Hematology-Oncology providers in MA — below median (cohort median 624).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$151

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Prednisone23 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Consulting Fee$2K

Food and Beverage$62

Top paying entities

Consulting Fee$2K

Food and Beverage$62

REFERRAL NETWORK

Where Ryan Sullivan'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE GENERAL HOSPITAL CORPORATION	142	2,661
Amita Sharma Diagnostic Radiology · Boston, MA	18	66
Ramon Gonzalez Diagnostic Radiology · Boston, MA	15	47
Gerald Abbott Diagnostic Radiology · Boston, MA	14	50
Jeanne Ackman Diagnostic Radiology · Boston, MA	13	37
Riley Fadden Nurse Practitioner · Boston, MA	13	59
PATTI, JOHN	12	53
Yingbing Wang Diagnostic Radiology · San Francisco, CA	11	33
Matthew Gilman Diagnostic Radiology · Boston, MA	11	42
Florian Fintelmann Diagnostic Radiology · Boston, MA	11	36

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events