What is Mark Simmons's specialty?

Mark Simmons (NPI 1619959285) is a Medicare-billing provider whose primary specialty is Internal Medicine in Lancaster, PA.

Where does Mark Simmons practice?

Mark Simmons practices in Lancaster, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1619959285.

How much does Medicare pay Mark Simmons?

Mark Simmons (NPI 1619959285) received approximately $61K in total Medicare Part B payments, serving 277 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619959285

Mark SimmonsM.D.

Internal MedicineLancaster, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

686

Unique beneficiaries

—

Total services

1,040

Distinct HCPCS

Medicare payment

$56K

Peer benchmark

Total Medicare services vs. 4,434 Internal Medicine providers in PA — top quintile (cohort median 550).

PRESCRIBING · PART D · 2024

Total Rx claims

3,660

Beneficiaries

—

Total drug cost

$279K

Distinct drugs

Brand share

15.1%

Top prescribed drugs

Atorvastatin Calcium254 claims

Lisinopril220 claims

Levothyroxine Sodium203 claims

Amlodipine Besylate161 claims

Omeprazole152 claims

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 Mark Simmons'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). 34 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LANCASTER GENERAL HOSPITAL	463	3,681
Melissa Mckernan Pulliam Clinical Cardiac Electrophysiology · Lancaster, PA	35	109
Jeffrey Kramer Diagnostic Radiology · Allentown, PA	32	73
John Briguglio Diagnostic Radiology · Hershey, PA	27	72
Patrick Weybright Diagnostic Radiology · Lancaster, PA	24	57
Seth Worley Clinical Cardiac Electrophysiology · Lancaster, PA	24	72
Thomas Grana Internal Medicine · Lancaster, PA	23	74
Robert Gress Diagnostic Radiology · Lancaster, PA	22	36
Roy Brod Ophthalmology · Lancaster, PA	20	77
Tareck Nossuli Advanced Heart Failure and Transplant Cardiology · Lancaster, PA	19	78
Pennsylvania Specialty Pathology Llc Clinical Laboratory · Lancaster, PA	18	39
KOCH, PAMELA	18	39

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