Doctor profile · Federal record

Dr. Kristen Keen, DNP, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Morristown, NJ

  • NPI 1649985581
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Madison Ave
Morristown, NJ 079606136
(973) 971-6120
fax (973) 290-7390
Mailing address
63 Greenwood Ave
Madison, NJ 079402129

Credentials & registration

NPPES · NUCC
NPI registered
January 2023 — 3 yrs on file
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
New Jersey #26NJ01424600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649985581. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
287
Distinct HCPCS
3
Medicare allowed
$3,374
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 139 52 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 134 50 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 14 11 $85

In context: peer comparison

Among 10 peers in Morristown Family Nurse Practitioner, average services per provider: 92. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,531
Transactions
73
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Daiichi Sankyo INC. 20 $305.32
Merck Sharp & Dohme LLC 12 $205.63
Novartis Pharmaceuticals Corporation 11 $164.60
E.R. Squibb & Sons, L.L.C. 1 $109.82
AstraZeneca Pharmaceuticals Lp 5 $92.39
Aveo Pharmaceuticals, INC. 1 $91.40
GlaxoSmithKline, LLC. 5 $87.83
PharmaEssentia USA Corporation 4 $66.06
Janssen Biotech, INC. 3 $61.26
Lilly USA, LLC 3 $54.89
Emd Serono, INC. 3 $51.33
Pfizer INC. 2 $35.62
Tempus Ai, INC 1 $20.15
Takeda Pharmaceuticals U.S.A., INC. 1 $19.13
Regeneron Healthcare Solutions, INC. 1 $18.57

By nature of payment

Food and Beverage
$1,439
Education
$91

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
73
Patients
33
Total drug cost
$55,733
Drug Type Claims Patients Total cost
Anastrozole Generic 27 19 $820
Ondansetron Hcl Generic 18 14 $101
Venclexta (Venetoclax) Brand 15 0 $54,322
Letrozole Generic 13 0 $490

Frequently asked questions

Auto-generated from federal data
What is Dr. Kristen Keen's medical specialty?
Dr. Kristen Keen practices Family Nurse Practitioner in Morristown, NJ.
Where does Dr. Kristen Keen practice?
Dr. Kristen Keen practices at 100 Madison Ave, Morristown, NJ 079606136. Office phone: 9739716120.
What is Dr. Kristen Keen's NPI?
Dr. Kristen Keen's National Provider Identifier (NPI) is 1649985581, issued by NPPES.
Does Dr. Kristen Keen accept Medicare assignment?
Yes. Dr. Kristen Keen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristen Keen commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.