Doctor profile · Federal record

Dr. Keri Halsema, NP

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Aurora, CO

  • NPI 1720270101
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 28 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12605 E 16Th Ave
Aurora, CO 800452545
(720) 848-0000
Mailing address
Po Box 110429
Aurora, CO 800420429

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
October 18, 2018
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State licenses (2)
Colorado #APN.0002796-NP · California #14045

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720270101. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
337
Distinct HCPCS
5
Medicare allowed
$35,219
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 230 122 $123
38222 Biopsy and aspiration of bone marrow sample for diagnosis 52 47 $65
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 31 12 $27
99214 Established patient office or other outpatient visit, 30-39 minutes 13 12 $84
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $149

In context: peer comparison

Among 72 peers in this city , average services per provider: 73. This provider delivers 4.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,640
Transactions
23
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
SANOFI-AVENTIS U.S. LLC 4 $1,914.16
Incyte Corporation 8 $1,901.26
Janssen Biotech, Inc. 2 $262.33
Legend Biotech USA Inc. 2 $226.34
Rigel Pharmaceuticals, Inc. 1 $97.27
Janssen Scientific Affairs, LLC 1 $73.13
ABIOMED 1 $60.12
SOBI, INC 1 $58.87
ABBVIE INC. 2 $33.27
Novartis Pharmaceuticals Corporation 1 $13.17

By nature of payment

Food and Beverage
$1,414
Consulting Fee
$1,400
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$1,352
Travel and Lodging
$375
Education
$99

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
356
Patients
125
Total drug cost
$58,323
Drug Type Claims Patients Total cost
Acyclovir Generic 91 49 $4,439
Warfarin Sodium Generic 47 14 $2,110
Potassium Chloride Generic 28 17 $1,283
Levothyroxine Sodium Generic 25 0 $322
Famotidine Generic 22 0 $324
Eliquis (Apixaban) Brand 20 0 $24,369
Xarelto (Rivaroxaban) Brand 20 0 $23,471
Prochlorperazine Maleate Generic 18 11 $285
Levofloxacin Generic 17 12 $815
Allopurinol Generic 15 0 $184

Frequently asked questions

Auto-generated from federal data
What is Dr. Keri Halsema's medical specialty?
Dr. Keri Halsema practices Adult Health Nurse Practitioner in Aurora, CO.
Where does Dr. Keri Halsema practice?
Dr. Keri Halsema practices at 12605 E 16Th Ave, Aurora, CO 800452545. Office phone: 7208480000.
What is Dr. Keri Halsema's NPI?
Dr. Keri Halsema's National Provider Identifier (NPI) is 1720270101, issued by NPPES.
Does Dr. Keri Halsema accept Medicare assignment?
Yes. Dr. Keri Halsema accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Keri Halsema commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Biopsy and aspiration of bone marrow sample for diagnosis (HCPCS 38222); Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212). Source: CMS Medicare Physician & Other Practitioners file.