What is Catherine Clarke's specialty?

Catherine Clarke (NPI 1821036682) is a Medicare-billing provider whose primary specialty is Internal Medicine in Wynnewood, PA.

Where does Catherine Clarke practice?

Catherine Clarke practices in Wynnewood, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1821036682.

How much does Medicare pay Catherine Clarke?

Catherine Clarke (NPI 1821036682) received approximately $273K in total Medicare Part B payments, serving 390 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821036682

Catherine ClarkeMD

Internal MedicineWynnewood, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,299

Unique beneficiaries

—

Total services

5,821

Distinct HCPCS

Medicare payment

$262K

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

6,601

Beneficiaries

—

Total drug cost

$681K

Distinct drugs

127

Brand share

21.6%

Top prescribed drugs

Atorvastatin Calcium557 claims

Amlodipine Besylate295 claims

Levothyroxine Sodium288 claims

Losartan Potassium226 claims

Rosuvastatin Calcium219 claims

QUALITY · MIPS · 2024

Final MIPS score

93.3

Quality

98.8

Cost

79.3

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.77%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$38

Payment records

By payment type

Food and Beverage$38

Top paying entities

Food and Beverage$38

REFERRAL NETWORK

Where Catherine Clarke'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MAIN LINE HOSPITALS, INC.	305	2,083
Karen Gardner Internal Medicine · Wynnewood, PA	34	76
WAVERLY HEIGHTS	28	180
Constance Sutilla Diagnostic Radiology · Paoli, PA	21	39
Donald Corey Internal Medicine · Wynnewood, PA	20	71
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	20	39
Volunteer Medical Service Corps Of Narberth Ambulance Service Provider · Ardmore, PA	20	77
Dina Yousef Zahra Diagnostic Radiology · Wynnewood, PA	17	38
Peter Kowey Clinical Cardiac Electrophysiology · Wynnewood, PA	17	52
Ronit Devon Diagnostic Radiology · Paoli, PA	16	36
MAIN LINE HEALTH HOMECARE AND HOSPICE	15	63
MALLOZZI-ROBERTS, BETH	15	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