What is Mark Nelson's specialty?

Mark Nelson (NPI 1922084409) is a Medicare-billing provider whose primary specialty is Neurology in Lynbrook, NY.

Where does Mark Nelson practice?

Mark Nelson practices in Lynbrook, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1922084409.

How much does Medicare pay Mark Nelson?

Mark Nelson (NPI 1922084409) received approximately $510K in total Medicare Part B payments, serving 1,242 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1922084409

Mark NelsonDO

PRACTICELONG ISLAND NEUROLOGY CONSULTANTSSee all providers at this practice →

NeurologyLynbrook, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,246

Unique beneficiaries

—

Total services

3,949

Distinct HCPCS

Medicare payment

$483K

Peer benchmark

Total Medicare services vs. 1,430 Neurology providers in NY — top quintile (cohort median 560).

PRESCRIBING · PART D · 2024

Total Rx claims

8,424

Beneficiaries

—

Total drug cost

$3.1M

Distinct drugs

Brand share

21.4%

Top prescribed drugs

Donepezil Hcl1,004 claims

Memantine Hcl873 claims

Gabapentin605 claims

Sertraline Hcl482 claims

Escitalopram Oxalate426 claims

QUALITY · MIPS · 2024

Final MIPS score

68.1

Quality

63.9

Cost

0.0

Improvement activities

40.0

Promoting interop.

60.0

Payment adjustment

-0.82%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$3K

Payment records

139

By payment type

Food and Beverage$3K

Top paying entities

Food and Beverage$3K

REFERRAL NETWORK

Where Mark Nelson'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). 71 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Raul Mendoza Cardiology · Lawrence, NY	243	501
NPI 1003890799	173	364
Kristin Waldron Neurology · Lynbrook, NY	143	304
Sydney Yoon Diagnostic Radiology · Oceanside, NY	126	348
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	116	345
Andrew Hwang Diagnostic Radiology · Anaheim, CA	113	270
BAZAN, JULIUS	105	207
David Pfeffer Diagnostic Radiology · West Islip, NY	98	240
Glenn Schwartz Diagnostic Radiology · Lynbrook, NY	74	129
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	74	165
Ari Steiner Diagnostic Radiology · Garden City, NY	59	102
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	55	127

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