Doctor profile · Federal record

Dr. Tiffany Riddle, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Scottsdale, AZ

  • NPI 1346792223
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6501 E Greenway Pkwy
Scottsdale, AZ 852542025
(480) 948-3314

Credentials & registration

NPPES · NUCC
NPI registered
October 2016 — 10 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Arizona #AP8906

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346792223. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
336
Distinct HCPCS
10
Medicare allowed
$18,446
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 65 65 $92
87804 Detection test by immunoassay with direct visual observation for influenza virus 64 32 $16
99213 Established patient office or other outpatient visit, 20-29 minutes 54 54 $74
81003 Automated urinalysis test 35 35 $2
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 29 29 $39
99214 Established patient office or other outpatient visit, 30-39 minutes 23 23 $105
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $137
71046 X-ray of chest, 2 views 17 17 $28
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 17 17 $16
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 13 13 $35

In context: peer comparison

Among 72 peers in Scottsdale Family Nurse Practitioner, average services per provider: 168. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
116
Patients
113
Total drug cost
$1,056
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 47 46 $599
Cephalexin Generic 39 38 $227
Doxycycline Monohydrate Generic 15 15 $206
Prednisone Generic 15 14 $24

Frequently asked questions

Auto-generated from federal data
What is Dr. Tiffany Riddle's medical specialty?
Dr. Tiffany Riddle practices Family Nurse Practitioner in Scottsdale, AZ.
Where does Dr. Tiffany Riddle practice?
Dr. Tiffany Riddle practices at 6501 E Greenway Pkwy, Scottsdale, AZ 852542025. Office phone: 4809483314.
What is Dr. Tiffany Riddle's NPI?
Dr. Tiffany Riddle's National Provider Identifier (NPI) is 1346792223, issued by NPPES.
Does Dr. Tiffany Riddle accept Medicare assignment?
Yes. Dr. Tiffany Riddle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Riddle commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Detection test by immunoassay with direct visual observation for influenza virus (HCPCS 87804); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.