Doctor profile · Federal record

Dr. Alexandra Koch, PA-C

Physician Assistant · Durham, NC

  • NPI 1639643836
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3604 Shannon RD Ste 200
Durham, NC 277076343
(919) 403-2122

Credentials & registration

NPPES · NUCC
NPI registered
January 2019 — 7 yrs on file
Profile last updated
May 22, 2019
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
North Carolina #0010-08780

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639643836. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
266
Distinct HCPCS
2
Medicare allowed
$21,138
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 140 24 $101
90833 Psychotherapy with evaluation and management visit, 30 minutes 126 24 $56

In context: peer comparison

Among 121 peers in this city , average services per provider: 78. This provider delivers 3.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$203
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Supernus Pharmaceuticals, Inc. 2 $134.94
Tris Pharma Inc 2 $42.51
ABBVIE INC. 1 $25.22

By nature of payment

Food and Beverage
$203

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
414
Patients
11
Total drug cost
$8,129
Drug Type Claims Patients Total cost
Clonazepam Generic 48 0 $224
Bupropion Xl (Bupropion Hcl) Brand 47 11 $1,541
Sertraline Hcl Generic 44 0 $544
Trazodone Hcl Generic 39 0 $402
Duloxetine Hcl Generic 34 0 $628
Mirtazapine Generic 33 0 $1,622
Gabapentin Generic 30 0 $438
Escitalopram Oxalate Generic 22 0 $258
Lamotrigine Generic 21 0 $186
Lorazepam Generic 19 0 $154

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexandra Koch's medical specialty?
Dr. Alexandra Koch practices Physician Assistant in Durham, NC.
Where does Dr. Alexandra Koch practice?
Dr. Alexandra Koch practices at 3604 Shannon RD Ste 200, Durham, NC 277076343. Office phone: 9194032122.
What is Dr. Alexandra Koch's NPI?
Dr. Alexandra Koch's National Provider Identifier (NPI) is 1639643836, issued by NPPES.
Does Dr. Alexandra Koch accept Medicare assignment?
Yes. Dr. Alexandra Koch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexandra Koch commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90833). Source: CMS Medicare Physician & Other Practitioners file.