Doctor profile · Federal record

Dr. Ann Gray, M.D.

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Marshall, MO

  • NPI 1831153824
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2305 S Highway 65
Marshall, MO 653403702
(660) 886-7431
fax (660) 831-3314
Mailing address
9401 E 30Th St S
Independence, MO 640521331

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 21, 2025
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Missouri #112737 · Kansas #04-28795

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831153824. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
392
Distinct HCPCS
4
Medicare allowed
$55,802
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 229 189 $168
99284 Emergency department visit with moderate level of medical decision making 83 78 $115
99283 Emergency department visit with low level of medical decision making 63 59 $68
99291 Critical care, first 30-74 minutes 17 17 $202

In context: peer comparison

Among 3 peers in Marshall Family Medicine Physician, average services per provider: 135. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
194
Patients
161
Total drug cost
$1,943
Drug Type Claims Patients Total cost
Prednisone Generic 38 37 $126
Doxycycline Hyclate Generic 23 21 $331
Ondansetron Odt (Ondansetron) Brand 23 23 $172
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 19 19 $253
Omeprazole Generic 17 0 $275
Cephalexin Generic 16 16 $165
Metronidazole Generic 13 11 $127
Levofloxacin Generic 12 12 $48
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 11 11 $266
Azithromycin Generic 11 11 $64

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ann Gray's medical specialty?
Dr. Ann Gray practices Family Medicine Physician in Marshall, MO.
Where does Dr. Ann Gray practice?
Dr. Ann Gray practices at 2305 S Highway 65, Marshall, MO 653403702. Office phone: 6608867431.
What is Dr. Ann Gray's NPI?
Dr. Ann Gray's National Provider Identifier (NPI) is 1831153824, issued by NPPES.
Does Dr. Ann Gray accept Medicare assignment?
Yes. Dr. Ann Gray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann Gray commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.