Doctor profile · Federal record

Dr. Alexander Stempel

Physician Assistant · Madera, CA

  • NPI 1659764611
  • Accepts Medicare
  • MIPS 73.6 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1250 E Almond Ave
Madera, CA 936375606
(559) 675-5555
Mailing address
4337 Whittle Ave
Oakland, CA 946022547

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
December 22, 2023
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #52363

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659764611. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
105
Distinct HCPCS
5
Medicare allowed
$9,391
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 43 43 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 19 19 $118
81003 Automated urinalysis test 18 18 $2
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $162
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $108

In context: peer comparison

Among 3 peers in this city , average services per provider: 21. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
39
Patients
39
Total drug cost
$306
Drug Type Claims Patients Total cost
Cephalexin Generic 15 15 $157
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $102
Prednisone Generic 12 12 $48

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Stempel's medical specialty?
Dr. Alexander Stempel practices Physician Assistant in Madera, CA.
Where does Dr. Alexander Stempel practice?
Dr. Alexander Stempel practices at 1250 E Almond Ave, Madera, CA 936375606. Office phone: 5596755555.
What is Dr. Alexander Stempel's NPI?
Dr. Alexander Stempel's National Provider Identifier (NPI) is 1659764611, issued by NPPES.
Does Dr. Alexander Stempel accept Medicare assignment?
Yes. Dr. Alexander Stempel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Stempel commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.