Doctor profile · Federal record

Dr. Donald Maier, MD

Internal Medicine Physician · Grand Junction, CO

  • NPI 1922064229
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
607 28 1/4 RD
Grand Junction, CO 815066023
(970) 243-3300
fax (970) 243-4464
Mailing address
Po Box 1687
Grand Junction, CO 815021687

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 9, 2015
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Colorado #30987
Medicaid
CO #01309871

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922064229. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,912
Distinct HCPCS
10
Medicare allowed
$129,725
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 527 240 $129
36415 Insertion of needle into vein for collection of blood sample 516 247 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 234 155 $91
85610 Blood test, clotting time 123 17 $4
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 109 27 $24
99215 Established patient office or other outpatient visit, 40-54 minutes 96 77 $181
G0008 Administration of influenza virus vaccine 84 84 $31
90662 Influenza vaccine split virus, preservative free 83 83 $72
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 46 44 $15
77080 Dxa bone density measurement of hip, pelvis, spine 37 37 $39

In context: peer comparison

Among 11 peers in Grand Junction Internal Medicine Physician, average services per provider: 90. This provider delivers 21× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,807
Patients
751
Total drug cost
$30,905
Drug Type Claims Patients Total cost
Losartan Potassium Generic 420 117 $5,026
Levothyroxine Sodium Generic 310 76 $4,296
Atorvastatin Calcium Generic 309 88 $2,503
Amlodipine Besylate Generic 268 71 $2,118
Simvastatin Generic 214 60 $1,943
Hydrochlorothiazide Generic 207 59 $858
Metoprolol Succinate Generic 152 40 $2,111
Omeprazole Generic 147 39 $2,326
Warfarin Sodium Generic 134 22 $1,595
Metformin Hcl Generic 133 35 $1,485

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Maier's medical specialty?
Dr. Donald Maier practices Internal Medicine Physician in Grand Junction, CO.
Where does Dr. Donald Maier practice?
Dr. Donald Maier practices at 607 28 1/4 RD, Grand Junction, CO 815066023. Office phone: 9702433300.
What is Dr. Donald Maier's NPI?
Dr. Donald Maier's National Provider Identifier (NPI) is 1922064229, issued by NPPES.
What procedures does Dr. Donald Maier commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.