Doctor profile · Federal record

Dr. Lisa Siddall, FNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Sterling, VA

  • NPI 1972650109
  • Accepts Medicare
  • 25 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21475 Ridgetop Cir, Suite 150
Sterling, VA 201666580
(703) 444-5000
fax (703) 444-4999

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
April 14, 2021
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Virginia #0024168490 · Maryland #R174726

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972650109. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
230
Distinct HCPCS
6
Medicare allowed
$10,906
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 80 21 $1
99214 Established patient office or other outpatient visit, 30-39 minutes 61 57 $106
73562 X-ray of knee, 3 views 37 30 $34
20610 Aspiration and/or injection of fluid from large joint 26 22 $54
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $93
73030 X-ray of shoulder, minimum of 2 views 12 12 $29

In context: peer comparison

Among 5 peers in Sterling Family Nurse Practitioner, average services per provider: 135. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$81
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
DePuy Synthes Sales INC. 1 $38.10
Ferring Pharmaceuticals INC. 1 $22.86
Ethicon US, LLC 1 $20.16

By nature of payment

Food and Beverage
$81

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
319
Patients
209
Total drug cost
$3,484
Drug Type Claims Patients Total cost
Clindamycin Hcl Generic 62 49 $284
Tramadol Hcl Generic 50 36 $148
Meloxicam Generic 36 13 $97
Celecoxib Generic 34 20 $1,057
Oxycodone Hcl Generic 31 24 $192
Amoxicillin Generic 30 23 $76
Diclofenac Sodium Generic 29 12 $563
Cefadroxil Generic 21 19 $163
Methylprednisolone Generic 14 13 $123
Diclofenac Sodium ER (Diclofenac Sodium) Brand 12 0 $780

Frequently asked questions

Auto-generated from federal data
What is Dr. Lisa Siddall's medical specialty?
Dr. Lisa Siddall practices Family Nurse Practitioner in Sterling, VA.
Where does Dr. Lisa Siddall practice?
Dr. Lisa Siddall practices at 21475 Ridgetop Cir, Sterling, VA 201666580. Office phone: 7034445000.
What is Dr. Lisa Siddall's NPI?
Dr. Lisa Siddall's National Provider Identifier (NPI) is 1972650109, issued by NPPES.
Does Dr. Lisa Siddall accept Medicare assignment?
Yes. Dr. Lisa Siddall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lisa Siddall commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99214); X-ray of knee, 3 views (HCPCS 73562). Source: CMS Medicare Physician & Other Practitioners file.