Doctor profile · Federal record

Dr. Byron Grayson, P.A

Physician Assistant · Surprise, AZ

  • NPI 1346299021
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
12361 W Bola Dr Ste 109
Surprise, AZ 853789021
(623) 227-1000
fax (623) 227-2000
Additional location
14780 W Mountain View Blvd, Suite 110
Surprise, AZ 853747280
(623) 374-7774
Mailing address
Po Box 6055
Sun City West, AZ 853766055

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
December 30, 2020
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Arizona #2956
Medicaid
AZ #841909

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346299021. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
877
Distinct HCPCS
6
Medicare allowed
$68,621
HCPCS Description Services Patients Avg allowed
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 297 42 $39
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 253 110 $105
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 158 42 $51
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 93 62 $154
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 57 57 $119
99497 Advance care planning, first 30 minutes 19 19 $68

In context: peer comparison

Among 15 peers in this city , average services per provider: 113. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,743
Patients
433
Total drug cost
$28,903
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 178 44 $3,350
Trazodone Hcl Generic 170 52 $2,040
Levothyroxine Sodium Generic 159 35 $2,323
Sertraline Hcl Generic 137 25 $2,103
Potassium Chloride Generic 125 32 $2,138
Lisinopril Generic 121 23 $1,043
Donepezil Hcl Generic 119 21 $1,686
Quetiapine Fumarate Generic 119 32 $2,984
Mirtazapine Generic 118 20 $2,398
Amlodipine Besylate Generic 89 28 $939

Frequently asked questions

Auto-generated from federal data
What is Dr. Byron Grayson's medical specialty?
Dr. Byron Grayson practices Physician Assistant in Surprise, AZ.
Where does Dr. Byron Grayson practice?
Dr. Byron Grayson practices at 12361 W Bola Dr Ste 109, Surprise, AZ 853789021. Office phone: 6232271000.
What is Dr. Byron Grayson's NPI?
Dr. Byron Grayson's National Provider Identifier (NPI) is 1346299021, issued by NPPES.
What procedures does Dr. Byron Grayson commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.