What is Erin Hattan's specialty?

Erin Hattan (NPI 1932355864) is a Medicare-billing provider whose primary specialty is Neurology in Manchester, NH.

Where does Erin Hattan practice?

Erin Hattan practices in Manchester, NH, based on the location reported in the CMS Medicare provider datasets for NPI 1932355864.

How much does Medicare pay Erin Hattan?

Erin Hattan (NPI 1932355864) received approximately $17K in total Medicare Part B payments, serving 114 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1932355864

Erin HattanMD

PRACTICEMERRIMACK VALLEY PET PCSee all providers at this practice →

NeurologyManchester, NHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

137

Unique beneficiaries

—

Total services

167

Distinct HCPCS

Medicare payment

$13K

Peer benchmark

Total Medicare services vs. 85 Neurology providers in NH — bottom quintile (cohort median 640).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Erin Hattan'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CONCORD HOSPITAL-LACONIA	238	1,399
CONCORD HOSPITAL, INC.	50	124
Eileen Oliver Nurse Practitioner · Laconia, NH	44	81
TUTTLE, BENJAMIN	41	91
FARMLETT, EDWARD	40	84
Michael Dowe Diagnostic Radiology · Laconia, NH	40	81
KNOLL, ROBERT	35	87
Mary-Claire Paicopolis Cardiology · Laconia, NH	30	157
WITKIN, RONALD	23	115
MARY HITCHCOCK MEMORIAL HOSPITAL	17	37
Kenneth Limburg Podiatry · Laconia, NH	14	29
Merrit Mishcon Legal Medicine · Tilton, NH	13	101

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