Doctor profile · Federal record

Dr. Carmen Ayala

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

  • NPI 1649426750
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3620 Joseph Siewick Dr Ste 203
Fairfax, VA 220331756
(703) 941-0267
Additional location
1800 North Beauregard Street, Suite 250
Alexandria, VA 223115879
(703) 370-2400
fax (703) 370-7214
Mailing address
224-D Cornwall Street, Nw, Suite 403
Leesburg, VA 201762704

Credentials & registration

NPPES · NUCC
NPI registered
August 2008 — 18 yrs on file
Profile last updated
March 24, 2026
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Virginia #0024167945
Medicaid
VA #30016191050002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649426750. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
40
Distinct HCPCS
1
Medicare allowed
$3,467
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 40 31 $87

In context: peer comparison

Among 33 peers in this city , average services per provider: 74. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$993
Transactions
34
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
CVRx, Inc. 1 $202.92
Novo Nordisk Inc 9 $195.04
Exact Sciences Corporation 5 $134.08
Lilly USA, LLC 3 $65.90
AstraZeneca Pharmaceuticals LP 3 $62.74
PFIZER INC. 3 $58.36
ABBVIE INC. 2 $33.62
Amgen Inc. 1 $29.42
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $26.29
Hologic Sales and Service, LLC 1 $26.27
Daiichi Sankyo Inc. 1 $25.95
Otsuka America Pharmaceutical, Inc. 1 $23.05
Inspire Medical Systems, Inc. 1 $21.38
Seqirus USA Inc 1 $19.27
Novartis Pharmaceuticals Corporation 1 $19.02

By nature of payment

Food and Beverage
$993

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
448
Patients
148
Total drug cost
$8,489
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 68 24 $602
Lisinopril Generic 42 16 $293
Losartan Potassium Generic 41 14 $362
Metformin Hcl Generic 34 14 $112
Amlodipine Besylate Generic 33 13 $205
Synthroid (Levothyroxine Sodium) Brand 33 0 $3,644
Fluticasone Propionate Generic 31 15 $482
Levothyroxine Sodium Generic 30 11 $390
Alprazolam Generic 25 0 $46
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 23 0 $403

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Carmen Ayala's medical specialty?
Dr. Carmen Ayala practices Family Nurse Practitioner in Fairfax, VA.
Where does Dr. Carmen Ayala practice?
Dr. Carmen Ayala practices at 3620 Joseph Siewick Dr Ste 203, Fairfax, VA 220331756. Office phone: 7039410267.
What is Dr. Carmen Ayala's NPI?
Dr. Carmen Ayala's National Provider Identifier (NPI) is 1649426750, issued by NPPES.
Does Dr. Carmen Ayala accept Medicare assignment?
Yes. Dr. Carmen Ayala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carmen Ayala commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.