Doctor profile · Federal record

Dr. Alexandria Gassmann, PA-C

Physician Assistant · Aurora, CO

  • NPI 1639633779
  • 7 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1360 S Potomac St
Aurora, CO 800124505
(303) 337-5575
Additional location
1525 Raleigh St Ste 220
Denver, CO 802041497

Credentials & registration

NPPES · NUCC
NPI registered
January 2019 — 7 yrs on file
Profile last updated
December 17, 2020
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Colorado #PA.0005681

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639633779. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
224
Distinct HCPCS
4
Medicare allowed
$17,476
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 87 72 $96
99213 Established patient office or other outpatient visit, 20-29 minutes 73 61 $78
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 50 11 $53
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 14 14 $55

In context: peer comparison

Among 53 peers in Aurora Physician Assistant, average services per provider: 56. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,451
Transactions
59
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 7 $230.61
Pfizer INC. 7 $156.02
Abbvie INC. 6 $143.97
Novartis Pharmaceuticals Corporation 4 $114.42
Amgen INC. 5 $112.75
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 4 $103.75
GlaxoSmithKline, LLC. 4 $72.82
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 5 $71.95
Amneal Pharmaceuticals LLC 3 $56.37
Novo Nordisk INC 3 $52.39
Bayer Healthcare Pharmaceuticals INC. 3 $49.45
Radius Health, INC. 2 $46.62
Dexcom, INC. 2 $40.83
Janssen Pharmaceuticals, INC 2 $34.54
Lilly USA, LLC 2 $32.47

By nature of payment

Food and Beverage
$1,451

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
848
Patients
342
Total drug cost
$11,808
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 126 49 $1,603
Levothyroxine Sodium Generic 125 42 $2,202
Rosuvastatin Calcium Generic 90 35 $1,723
Lisinopril Generic 78 35 $650
Amlodipine Besylate Generic 72 31 $445
Metformin Hcl Generic 58 24 $647
Metoprolol Succinate Generic 41 12 $906
Hydrochlorothiazide Generic 39 13 $100
Omeprazole Generic 37 20 $874
Losartan Potassium Generic 36 15 $518

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexandria Gassmann's medical specialty?
Dr. Alexandria Gassmann practices Physician Assistant in Aurora, CO.
Where does Dr. Alexandria Gassmann practice?
Dr. Alexandria Gassmann practices at 1360 S Potomac St, Aurora, CO 800124505. Office phone: 3033375575.
What is Dr. Alexandria Gassmann's NPI?
Dr. Alexandria Gassmann's National Provider Identifier (NPI) is 1639633779, issued by NPPES.
What procedures does Dr. Alexandria Gassmann 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); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.