PROVIDER PROFILE · NPI 1871559203

David PrestonM.D.

Internal MedicineWinslow, MEI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

431

Unique beneficiaries

—

Total services

583

Distinct HCPCS

Medicare payment

$36K

Peer benchmark

Total Medicare services vs. 404 Internal Medicine providers in ME — above median (cohort median 401).

PRESCRIBING · PART D · 2024

Total Rx claims

5,509

Beneficiaries

—

Total drug cost

$433K

Distinct drugs

102

Brand share

18.8%

Top prescribed drugs

Omeprazole305 claims

Levothyroxine Sodium260 claims

Losartan Potassium254 claims

Atorvastatin Calcium249 claims

Rosuvastatin Calcium238 claims

QUALITY · MIPS · 2024

Final MIPS score

86.2

Quality

75.4

Cost

75.3

Improvement activities

40.0

Promoting interop.

84.0

Payment adjustment

0.47%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where David Preston'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). 16 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
EASTERN MAINE HEALTHCARE SYSTEMS INLAND HOSPITAL	45	256
Erika Hall Physician Assistant · N. Vassalboro, ME	42	142
Eric Stram Diagnostic Radiology · Augusta, ME	39	115
Christopher Mahoney Diagnostic Radiology · Augusta, ME	36	76
Joseph Laverdiere Diagnostic Radiology · Augusta, ME	33	105
Kevin White Cardiology · Augusta, ME	24	85
Lakshman Subrahmanyan Cardiology · Lebanon, NH	23	73
MAINEGENERAL HEALTH	22	83
Helen Bell Necevski Optometry · Oakland, ME	20	51
RAQUE, JAMES	17	46
Robert Kenney Dermatology · Waterville, ME	16	46
Lorie Parks Optometry · Oakland, ME	15	29

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