What is Timothy Sullivan's specialty?

Timothy Sullivan (NPI 1538486717) is a Medicare-billing provider whose primary specialty is Ophthalmology in Portsmouth, NH.

Where does Timothy Sullivan practice?

Timothy Sullivan practices in Portsmouth, NH, based on the location reported in the CMS Medicare provider datasets for NPI 1538486717.

How much does Medicare pay Timothy Sullivan?

Timothy Sullivan (NPI 1538486717) received approximately $477K in total Medicare Part B payments, serving 1,383 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1538486717

Timothy SullivanMD

OphthalmologyPortsmouth, NHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,933

Unique beneficiaries

—

Total services

4,895

Distinct HCPCS

Medicare payment

$459K

Peer benchmark

Total Medicare services vs. 75 Ophthalmology providers in NH — top quintile (cohort median 2,665).

PRESCRIBING · PART D · 2024

Total Rx claims

5,464

Beneficiaries

—

Total drug cost

$772K

Distinct drugs

Brand share

34.1%

Top prescribed drugs

Latanoprost1,510 claims

Timolol Maleate736 claims

Brimonidine Tartrate538 claims

Dorzolamide Hcl/Timolol Maleat506 claims

Dorzolamide Hcl291 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$494

Payment records

By payment type

Food and Beverage$494

Top paying entities

Food and Beverage$494

REFERRAL NETWORK

Where Timothy 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). 25 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WENTWORTH DOUGLASS HOSPITAL	190	669
FRISBIE MEMORIAL HOSPITAL	85	310
Newton Peters Ophthalmology · Portsmouth, NH	48	126
YORK HOSPITAL	39	116
ANDROSCOGGIN VALLEY HOSPITAL, INC.	36	147
EXETER HOSPITAL INC	34	70
Marsha Kavanagh Ophthalmology · Portsmouth, NH	27	92
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	23	55
Shawn Rayder Diagnostic Radiology · Rochester, NH	20	41
Eric Flint Diagnostic Radiology · Cape Girardeau, MO	19	30
Andre Witkin Ophthalmology · Boston, MA	18	51
Ira Lehrer Anesthesiology · Dover, NH	17	42

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