What is Timothy Lamaster's specialty?

Timothy Lamaster (NPI 1437138229) is a Medicare-billing provider whose primary specialty is Family Practice in Duluth, MN.

Where does Timothy Lamaster practice?

Timothy Lamaster practices in Duluth, MN, based on the location reported in the CMS Medicare provider datasets for NPI 1437138229.

How much does Medicare pay Timothy Lamaster?

Timothy Lamaster (NPI 1437138229) received approximately $36K in total Medicare Part B payments, serving 171 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1437138229

Timothy LamasterM. D.

Family PracticeDuluth, MNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

290

Unique beneficiaries

—

Total services

415

Distinct HCPCS

Medicare payment

$31K

Peer benchmark

Total Medicare services vs. 2,349 Family Practice providers in MN — below median (cohort median 523).

PRESCRIBING · PART D · 2024

Total Rx claims

5,780

Beneficiaries

—

Total drug cost

$427K

Distinct drugs

Brand share

20.0%

Top prescribed drugs

Atorvastatin Calcium439 claims

Rosuvastatin Calcium329 claims

Losartan Potassium321 claims

Amlodipine Besylate257 claims

Simvastatin179 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 Timothy Lamaster'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). 9 inbound referrers · 16 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SMDC MEDICAL CENTER	30	111
Peter Wodrich Family Practice · Duluth, MN	18	70
Disha Mookherjee Cardiology · Duluth, MN	15	33
David Hollander Diagnostic Radiology · Aspen, CO	15	40
Rachel Nelson Family Practice · Duluth, MN	14	50
Addie Vittorio Family Practice · Duluth, MN	14	52
Laszlo Tekler Cardiology · Duluth, MN	13	37
POLLOCK, ROBERT	12	31
Naveen Gowda Diagnostic Radiology · Minneapolis, MN	11	30

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ST. LUKE'S HOSPITAL OF DULUTH	310	2,565
SMDC MEDICAL CENTER	34	133
Scott Mikesell Interventional Cardiology · Duluth, MN	20	73
Peter Wodrich Family Practice · Duluth, MN	20	64
Addie Vittorio Family Practice · Duluth, MN	18	74
DICESARE, JOSIE	17	86
Porur Somasundaram Clinical Cardiac Electrophysiology · North Port, FL	15	61
James Mohn Cardiology · Duluth, MN	14	43
Mayo Clinic Ambulance Ambulance Service Provider · Rochester, MN	14	58
ST MARYS MEDICAL CENTER	13	38
David Hollander Diagnostic Radiology · Aspen, CO	12	23
Stephen Hite Diagnostic Radiology · Eden Prairie, MN	12	25

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