Doctor profile · Federal record

Dr. Megan Armstrong

Orthopaedic Surgery Physician (CMS: Physician Assistant) · Student in an Organized Health Care Education/Training Program · Fremont, CA

  • NPI 1801401757
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
2000 Mowry Ave
Fremont, CA 945381716
(510) 818-7200
fax (510) 818-8710
Additional location
2500 Mowry Ave
Fremont, CA 945381605
Additional location
695 Oak Grove Ave Ste 200
Menlo Park, CA 940254369

Credentials & registration

NPPES · NUCC
NPI registered
September 2020 — 6 yrs on file
Profile last updated
February 23, 2023
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
California #PA60831

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801401757. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,006
Distinct HCPCS
10
Medicare allowed
$104,253
HCPCS Description Services Patients Avg allowed
73562 X-ray of knee, 3 views 405 318 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 343 330 $93
99213 Established patient office or other outpatient visit, 20-29 minutes 271 256 $63
77073 X-ray for bone length assessment 146 143 $13
73501 X-ray of hip, 1 view 142 137 $9
27447 Replacement of knee joint, both sides of knee 103 100 $195
73560 X-ray of knee, 1-2 views 71 68 $8
99441 Telephone medical discussion with physician, 5-10 minutes 69 67 $33
99213 Established patient office or other outpatient visit, 20-29 minutes 68 67 $90
72170 X-ray of pelvis, 1-2 views 67 65 $8

In context: peer comparison

Among 4 peers in Fremont Orthopaedic Surgery Physician, average services per provider: 148. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$118
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Heron Therapeutics, INC. 1 $103.97
DePuy Synthes Sales INC. 1 $14.31

By nature of payment

Food and Beverage
$118

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
916
Patients
764
Total drug cost
$9,954
Drug Type Claims Patients Total cost
Amoxicillin Generic 225 194 $614
Ondansetron Hcl Generic 176 165 $1,204
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 167 134 $3,054
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 97 67 $1,839
Cephalexin Generic 76 73 $399
Tramadol Hcl Generic 50 42 $378
Clindamycin Hcl Generic 42 35 $123
Celecoxib Generic 31 25 $1,823
Diazepam Generic 21 17 $70
Gabapentin Generic 19 12 $217

Frequently asked questions

Auto-generated from federal data
What is Dr. Megan Armstrong's medical specialty?
Dr. Megan Armstrong practices Orthopaedic Surgery Physician in Fremont, CA.
Where does Dr. Megan Armstrong practice?
Dr. Megan Armstrong practices at 2000 Mowry Ave, Fremont, CA 945381716. Office phone: 5108187200.
What is Dr. Megan Armstrong's NPI?
Dr. Megan Armstrong's National Provider Identifier (NPI) is 1801401757, issued by NPPES.
Does Dr. Megan Armstrong accept Medicare assignment?
Yes. Dr. Megan Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Megan Armstrong commonly perform?
Top Medicare-reported procedures in 2023: X-ray of knee, 3 views (HCPCS 73562); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.