Doctor profile · Federal record

Dr. Catherine Diakiwsky

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

  • NPI 1467869834
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8109 Hinson Farm RD, Suite 504
Alexandria, VA 223063415
(703) 780-2800
fax (703) 780-0461
Mailing address
7764 Armistead RD, Suite 240
Lorton, VA 220791919

Credentials & registration

NPPES · NUCC
NPI registered
July 2014 — 12 yrs on file
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Virginia #0024171863

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467869834. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,723
Distinct HCPCS
8
Medicare allowed
$147,886
HCPCS Description Services Patients Avg allowed
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 1,157 204 $71
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 384 141 $119
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 51 25 $100
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 47 47 $134
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 31 23 $70
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 29 20 $173
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 13 11 $70
99342 Residence visit for new patient with low level of medical decision making, per day, if using time, at least 30 minutes 11 11 $72

In context: peer comparison

Among 37 peers in Alexandria Family Nurse Practitioner, average services per provider: 87. This provider delivers 20× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,460
Patients
422
Total drug cost
$109,638
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 426 77 $6,938
Amlodipine Besylate Generic 300 49 $2,893
Levothyroxine Sodium Generic 205 32 $2,796
Eliquis (Apixaban) Brand 165 24 $73,289
Furosemide Generic 155 34 $1,114
Trazodone Hcl Generic 151 23 $1,766
Tamsulosin Hcl Generic 150 23 $2,557
Lisinopril Generic 137 25 $1,143
Donepezil Hcl Generic 130 19 $1,647
Pantoprazole Sodium Generic 121 21 $2,157

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Diakiwsky's medical specialty?
Dr. Catherine Diakiwsky practices Family Nurse Practitioner in Alexandria, VA.
Where does Dr. Catherine Diakiwsky practice?
Dr. Catherine Diakiwsky practices at 8109 Hinson Farm RD, Alexandria, VA 223063415. Office phone: 7037802800.
What is Dr. Catherine Diakiwsky's NPI?
Dr. Catherine Diakiwsky's National Provider Identifier (NPI) is 1467869834, issued by NPPES.
Does Dr. Catherine Diakiwsky accept Medicare assignment?
Yes. Dr. Catherine Diakiwsky accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Diakiwsky commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with low level of medical decision making (HCPCS 99348); Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.