What is Matthew Ammerman's specialty?

Matthew Ammerman (NPI 1871764258) is a Medicare-billing provider whose primary specialty is Neurosurgery in Washington, DC.

Where does Matthew Ammerman practice?

Matthew Ammerman practices in Washington, DC, based on the location reported in the CMS Medicare provider datasets for NPI 1871764258.

How much does Medicare pay Matthew Ammerman?

Matthew Ammerman (NPI 1871764258) received approximately $72K in total Medicare Part B payments, serving 267 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871764258

Matthew AmmermanMD

NeurosurgeryWashington, DCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

344

Unique beneficiaries

—

Total services

401

Distinct HCPCS

Medicare payment

$34K

Peer benchmark

Total Medicare services vs. 20 Neurosurgery providers in DC — above median (cohort median 496).

PRESCRIBING · PART D · 2024

Total Rx claims

140

Beneficiaries

—

Total drug cost

$2K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Gabapentin50 claims

Methylprednisolone33 claims

Tizanidine Hcl25 claims

Tramadol Hcl17 claims

Celecoxib15 claims

QUALITY · MIPS · 2024

Final MIPS score

27.8

Quality

15.0

Cost

72.8

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-5.66%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$122

Payment records

By payment type

Food and Beverage$122

Top paying entities

Food and Beverage$122

REFERRAL NETWORK

Where Matthew Ammerman'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LUCY WEBB HAYES NATIONAL TRAINING SCHOOL FOR DEACONESSES & MISSIONARIE	115	510
Richard Newman Diagnostic Radiology · Washington, DC	43	91
David Krug Diagnostic Radiology · Washington, DC	25	64
Janice Hwang Diagnostic Radiology · Washington, DC	22	44
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	18	40
Joshua Wind Neurosurgery · Washington, DC	18	64
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	13	39
William Craig Diagnostic Radiology · Orlando, FL	12	27

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