What is David Wanalista's specialty?

David Wanalista (NPI 1497789077) is a Medicare-billing provider whose primary specialty is Internal Medicine in Berlin, MD.

Where does David Wanalista practice?

David Wanalista practices in Berlin, MD, based on the location reported in the CMS Medicare provider datasets for NPI 1497789077.

How much does Medicare pay David Wanalista?

David Wanalista (NPI 1497789077) received approximately $1.1M in total Medicare Part B payments, serving 738 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1497789077

David WanalistaD.O.

Internal MedicineBerlin, MDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,897

Unique beneficiaries

—

Total services

76,088

Distinct HCPCS

Medicare payment

$799K

Peer benchmark

Total Medicare services vs. 2,306 Internal Medicine providers in MD — top quintile (cohort median 884).

PRESCRIBING · PART D · 2024

Total Rx claims

2,372

Beneficiaries

—

Total drug cost

$2.0M

Distinct drugs

Brand share

29.9%

Top prescribed drugs

Methotrexate Sodium356 claims

Hydroxychloroquine Sulfate316 claims

Prednisone254 claims

Gabapentin181 claims

Meloxicam159 claims

QUALITY · MIPS · 2024

Final MIPS score

82.2

Quality

70.9

Cost

71.4

Improvement activities

40.0

Promoting interop.

98.0

Payment adjustment

0.30%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$630

Payment records

By payment type

Food and Beverage$620

Education$10

Top paying entities

Food and Beverage$620

Education$10

REFERRAL NETWORK

Where David Wanalista'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). 39 inbound referrers · 83 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
INSPIRA MEDICAL CENTERS, INC.	264	741
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	176	416
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	106	226
INSPIRA MEDICAL CENTERS, INC.	59	144
Michael Villani Diagnostic Radiology · Vineland, NJ	51	123
Alan Cohen Pulmonary Disease · Myrtle Beach, SC	49	126
SPIVAK, MICHAEL	35	58
Helen Slone Endocrinology · Vineland, NJ	28	112
GOMBERG, JACQUELINE	25	41
DESAI, SHAILENDRA	24	33
Andrew Liu Diagnostic Radiology · Vineland, NJ	22	38
GO, ERNESTO	22	33

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
INSPIRA MEDICAL CENTERS, INC.	207	447
MANHATTAN PHYSICIANS LABORATORIES LLC	206	400
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	142	252
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	82	155
Ajay Munjal Diagnostic Radiology · Vineland, NJ	77	104
INSPIRA MEDICAL CENTERS, INC.	53	108
Michael Dovnarsky Cardiology · Vineland, NJ	51	99
Fazlollah Golestaneh Diagnostic Radiology · Haddonfield, NJ	45	136
Alan Cohen Pulmonary Disease · Myrtle Beach, SC	42	123
SHAH, SATISH	36	58
Michael Villani Diagnostic Radiology · Vineland, NJ	33	70
Dearon Tufankjian Interventional Radiology · Mercerville, NJ	32	53

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