Doctor profile · Federal record

Dr. Crystal Keen, ANP

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Raleigh, NC

  • NPI 1336333897
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2800 Blue Ridge RD Ste 204
Raleigh, NC 276076477
(919) 784-3324
fax (919) 784-7399

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
April 1, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
North Carolina #186339

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336333897. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
741
Distinct HCPCS
7
Medicare allowed
$55,555
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 402 292 $104
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 90 86 $7
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 89 85 $6
99215 Established patient office or other outpatient visit, 40-54 minutes 79 74 $145
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 32 31 $12
93246 Heart rhythm recording of continous external ekg over 8-15 days 26 25 $11
93248 Heart rhythm review and interpretation of continous external ekg over 8-15 days 23 23 $21

In context: peer comparison

Among 32 peers in this city , average services per provider: 122. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$296
Transactions
9
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 5 $146.63
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 2 $87.30
Janssen Pharmaceuticals, Inc 1 $39.86
AstraZeneca Pharmaceuticals LP 1 $22.66

By nature of payment

Food and Beverage
$296

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,897
Patients
731
Total drug cost
$348,969
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 235 106 $4,335
Carvedilol Generic 210 77 $2,623
Spironolactone Generic 183 76 $2,266
Entresto (Sacubitril/Valsartan) Brand 168 48 $159,962
Torsemide Generic 158 67 $5,722
Furosemide Generic 145 67 $766
Eliquis (Apixaban) Brand 131 39 $111,844
Losartan Potassium Generic 130 55 $1,619
Amlodipine Besylate Generic 93 32 $763
Isosorbide Mononitrate Er (Isosorbide Mononitrate) Brand 93 29 $1,159

Frequently asked questions

Auto-generated from federal data
What is Dr. Crystal Keen's medical specialty?
Dr. Crystal Keen practices Adult Health Nurse Practitioner in Raleigh, NC.
Where does Dr. Crystal Keen practice?
Dr. Crystal Keen practices at 2800 Blue Ridge RD Ste 204, Raleigh, NC 276076477. Office phone: 9197843324.
What is Dr. Crystal Keen's NPI?
Dr. Crystal Keen's National Provider Identifier (NPI) is 1336333897, issued by NPPES.
Does Dr. Crystal Keen accept Medicare assignment?
Yes. Dr. Crystal Keen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Crystal Keen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Routine electrocardiogram (ecg) using at least 12 leads with tracing (HCPCS 93005). Source: CMS Medicare Physician & Other Practitioners file.