Doctor profile · Federal record

Dr. Grant Parker, MD

Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Kansas City, MO

  • NPI 1043743172
  • Accepts Medicare
  • MIPS 76.9 / 100 · 2023
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2301 Holmes St
Kansas City, MO 641082640
(816) 404-4175
fax (816) 404-9480
Additional location
105 Far West Dr Ste 100
Saint Joseph, MO 645063514
(816) 271-8115

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
September 30, 2021
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Missouri #2017017622

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043743172. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
321
Distinct HCPCS
4
Medicare allowed
$29,640
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 192 109 $93
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 61 61 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 56 40 $62
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $79

In context: peer comparison

Among 50 peers in Kansas City Internal Medicine Physician, average services per provider: 117. This provider delivers 2.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
902
Patients
272
Total drug cost
$13,103
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 92 31 $782
Rosuvastatin Calcium Generic 89 28 $2,852
Levothyroxine Sodium Generic 77 27 $1,395
Lisinopril Generic 73 21 $440
Omeprazole Generic 73 25 $1,166
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 64 16 $1,251
Amlodipine Besylate Generic 61 20 $360
Gabapentin Generic 61 15 $928
Sertraline Hcl Generic 57 17 $446
Duloxetine Hcl Generic 52 14 $1,677

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Grant Parker's medical specialty?
Dr. Grant Parker practices Internal Medicine Physician in Kansas City, MO.
Where does Dr. Grant Parker practice?
Dr. Grant Parker practices at 2301 Holmes St, Kansas City, MO 641082640. Office phone: 8164044175.
What is Dr. Grant Parker's NPI?
Dr. Grant Parker's National Provider Identifier (NPI) is 1043743172, issued by NPPES.
Does Dr. Grant Parker accept Medicare assignment?
Yes. Dr. Grant Parker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grant Parker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.