Doctor profile · Federal record

Dr. Ray Johnson, M.D.

Dermatology Physician (CMS: Dermatology) · Mohs-Micrographic Surgery Physician · Dermatopathology Physician · Clinical & Laboratory Dermatological Immunology Physician · Procedural Dermatology Physician · Prescott, AZ

  • NPI 1629099072
  • Accepts Medicare
  • MIPS 83.3 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 7 locations .

NPPES Updated May 11, 2026
Primary practice
830 Ainsworth Dr
Prescott, AZ 863011630
(928) 777-5800
fax (928) 776-0405
Additional location
1000 Ainsworth Dr Ste 330
Prescott, AZ 863051682
(928) 777-5830
Additional location
203 S Candy Ln # 14
Cottonwood, AZ 863264120
(928) 639-3387
Show 4 more locations
Additional location
2820 N Glassford Hill RD Ste 103
Prescott Valley, AZ 863142256
(928) 772-8553
Additional location
2820 N Glassford Hill RD Ste 107
Prescott Valley, AZ 863142256
(928) 772-8553
Additional location
820 Ainsworth Dr Ste A
Prescott, AZ 863011613
Additional location
820 Ainsworth Dr Ste B
Prescott, AZ 863011613
(928) 777-5810
Mailing address
801 York St
Manitowoc, WI 542204630

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 12, 2025
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207N00000X — NUCC code
State licenses (2)
Arizona #29683 · Arizona #AZ29683
Medicaid
AZ #622284

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629099072. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
9,493
Distinct HCPCS
10
Medicare allowed
$910,346
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 6,037 3,205 $33
88341 Special stained specimen slides to examine tissue, each additional procedure 839 325 $56
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 689 568 $638
88342 Special stained specimen slides to examine tissue, initial procedure 439 377 $63
88312 Special stained specimen slides to identify organisms including interpretation and report 364 221 $82
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 237 185 $398
88304 Pathology examination of tissue using a microscope, moderately low complexity 165 137 $30
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 164 158 $22
17003 Destruction of precancer skin growth, 2-14 growths 128 26 $6
99212 Established patient office or other outpatient visit, 10-19 minutes 64 56 $55

In context: peer comparison

Among 2 peers in this city , average services per provider: 348. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$706
Transactions
34
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 17 $311.00
SUN PHARMACEUTICAL INDUSTRIES INC. 9 $198.47
Regeneron Healthcare Solutions, Inc. 3 $77.75
UCB, Inc. 3 $77.46
E.R. Squibb & Sons, L.L.C. 1 $22.81
Janssen Biotech, Inc. 1 $18.21

By nature of payment

Food and Beverage
$706

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
67
Patients
48
Total drug cost
$370
Drug Type Claims Patients Total cost
Cephalexin Generic 53 48 $214
Mupirocin Generic 14 0 $156

Frequently asked questions

Auto-generated from federal data
What is Dr. Ray Johnson's medical specialty?
Dr. Ray Johnson practices Dermatology Physician in Prescott, AZ.
Where does Dr. Ray Johnson practice?
Dr. Ray Johnson practices at 830 Ainsworth Dr, Prescott, AZ 863011630. Office phone: 9287775800.
What is Dr. Ray Johnson's NPI?
Dr. Ray Johnson's National Provider Identifier (NPI) is 1629099072, issued by NPPES.
Does Dr. Ray Johnson accept Medicare assignment?
Yes. Dr. Ray Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ray Johnson commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (HCPCS 17311). Source: CMS Medicare Physician & Other Practitioners file.