What is Donald Maier's specialty?

Donald Maier (NPI 1922064229) is a Medicare-billing provider whose primary specialty is Internal Medicine in Grand Junction, CO.

Where does Donald Maier practice?

Donald Maier practices in Grand Junction, CO, based on the location reported in the CMS Medicare provider datasets for NPI 1922064229.

How much does Medicare pay Donald Maier?

Donald Maier (NPI 1922064229) received approximately $34K in total Medicare Part B payments, serving 242 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1922064229

Donald MaierMD

PRACTICECOMMUNITY MEDICAL GROUP, LLCSee all providers at this practice →

Internal MedicineGrand Junction, COI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

739

Unique beneficiaries

—

Total services

1,097

Distinct HCPCS

Medicare payment

$32K

Peer benchmark

Total Medicare services vs. 1,144 Internal Medicine providers in CO — top quintile (cohort median 528).

PRESCRIBING · PART D · 2024

Total Rx claims

3,401

Beneficiaries

—

Total drug cost

$223K

Distinct drugs

Brand share

15.5%

Top prescribed drugs

Losartan Potassium334 claims

Atorvastatin Calcium237 claims

Amlodipine Besylate208 claims

Levothyroxine Sodium207 claims

Simvastatin166 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 Donald Maier'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). 15 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
COLORADO WEST HEALTHCARE SYSTEM	258	1,120
Florian Seeberger Internal Medicine · Grand Junction, CO	51	165
David Johansen Internal Medicine · Grand Junction, CO	46	109
HOLCOMB, BARRY	31	82
City Of Grand Junction Ambulance Service Provider · Grand Junction, CO	24	73
MOUNTFORD, MARK	19	42
BUSH, JERRY	19	42
Anthony Bullard Diagnostic Radiology · Grand Junction, CO	17	68
Geoffrey Scriver Interventional Radiology · Burlington, VT	16	38
John Bumgarner Interventional Radiology · Grand Junction, CO	14	31
Ross Pacini Cardiology · Lincoln, NE	12	39
BURROW, MAIDA	11	31

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