Doctor profile · Federal record

Dr. Michelle Kostner, P.A.

Medical Physician Assistant (CMS: Physician Assistant) · San Diego, CA

  • NPI 1891197943
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10605 Scripps Poway Pkwy, #C
San Diego, CA 921313925
(858) 622-0554
Mailing address
12521 Mustang Dr
Poway, CA 92064

Credentials & registration

NPPES · NUCC
NPI registered
September 2014 — 12 yrs on file
Profile last updated
March 22, 2017
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
California #51929

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891197943. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
358
Distinct HCPCS
7
Medicare allowed
$32,982
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 100 84 $114
99204 New patient office or other outpatient visit, 45-59 minutes 74 74 $150
99213 Established patient office or other outpatient visit, 20-29 minutes 58 51 $82
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 55 49 $41
99203 New patient office or other outpatient visit, 30-44 minutes 32 32 $98
81003 Automated urinalysis test 26 23 $2
69209 Removal of impacted ear wax by washing 13 12 $18

In context: peer comparison

Among 27 peers in San Diego Medical Physician Assistant, average services per provider: 81. This provider delivers 4.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
154
Patients
138
Total drug cost
$1,667
Drug Type Claims Patients Total cost
Azithromycin Generic 32 30 $180
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 28 27 $472
Cephalexin Generic 22 21 $197
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 21 20 $318
Prednisone Generic 16 16 $19
Mupirocin Generic 13 13 $126
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 11 11 $313
Triamcinolone Acetonide Generic 11 0 $41

Frequently asked questions

Auto-generated from federal data
What is Dr. Michelle Kostner's medical specialty?
Dr. Michelle Kostner practices Medical Physician Assistant in San Diego, CA.
Where does Dr. Michelle Kostner practice?
Dr. Michelle Kostner practices at 10605 Scripps Poway Pkwy, San Diego, CA 921313925. Office phone: 8586220554.
What is Dr. Michelle Kostner's NPI?
Dr. Michelle Kostner's National Provider Identifier (NPI) is 1891197943, issued by NPPES.
Does Dr. Michelle Kostner accept Medicare assignment?
Yes. Dr. Michelle Kostner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Kostner commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.