Doctor profile · Federal record

Dr. John Spencer, M.D.

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Sahuarita, AZ

  • NPI 1548369937
  • Accepts Medicare
  • 51 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
15920 S Rancho Sahuarita Blvd Ste 120
Sahuarita, AZ 856298013
(520) 575-1175

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
January 27, 2021
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Arizona #46503 · Tennessee #MD00024816

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548369937. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
405
Distinct HCPCS
8
Medicare allowed
$43,375
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 143 88 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 107 64 $88
99204 New patient office or other outpatient visit, 45-59 minutes 40 40 $164
36415 Insertion of needle into vein for collection of blood sample 30 27 $8
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $110
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 22 22 $128
99212 Established patient office or other outpatient visit, 10-19 minutes 21 19 $56
99215 Established patient office or other outpatient visit, 40-54 minutes 14 13 $164

In context: peer comparison

Among 1 peers in this city , average services per provider: 50. This provider delivers 8.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,483
Patients
564
Total drug cost
$88,348
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 214 75 $3,354
Lisinopril Generic 182 60 $2,047
Amlodipine Besylate Generic 178 62 $1,239
Levothyroxine Sodium Generic 138 48 $2,174
Omeprazole Generic 113 43 $2,033
Metformin Hcl Generic 94 38 $1,412
Gabapentin Generic 77 39 $2,445
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 69 29 $2,829
Alprazolam Generic 69 13 $358
Rosuvastatin Calcium Generic 64 26 $1,844

Frequently asked questions

Auto-generated from federal data
What is Dr. John Spencer's medical specialty?
Dr. John Spencer practices Family Medicine Physician in Sahuarita, AZ.
Where does Dr. John Spencer practice?
Dr. John Spencer practices at 15920 S Rancho Sahuarita Blvd Ste 120, Sahuarita, AZ 856298013. Office phone: 5205751175.
What is Dr. John Spencer's NPI?
Dr. John Spencer's National Provider Identifier (NPI) is 1548369937, issued by NPPES.
Does Dr. John Spencer accept Medicare assignment?
Yes. Dr. John Spencer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Spencer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.