Doctor profile · Federal record

Dr. Allison Sebastian, AGACNP-BC

Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Denver, CO

  • NPI 1275171902
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4362 Depew St
Denver, CO 802127305
(434) 941-0200

Credentials & registration

NPPES · NUCC
NPI registered
December 2019 — 7 yrs on file
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LA2100X — NUCC code
State license (1)
Colorado #0995003

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275171902. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
418
Distinct HCPCS
7
Medicare allowed
$46,383
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 118 51 $67
99205 New patient office or other outpatient visit, 60-74 minutes 103 103 $153
99204 New patient office or other outpatient visit, 45-59 minutes 69 69 $112
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 37 36 $147
99215 Established patient office or other outpatient visit, 40-54 minutes 35 32 $122
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 35 19 $101
99214 Established patient office or other outpatient visit, 30-39 minutes 21 21 $83

In context: peer comparison

Among 12 peers in Denver Acute Care Nurse Practitioner, average services per provider: 104. This provider delivers 4.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
15
Total drug cost
$81
Drug Type Claims Patients Total cost
Potassium Chloride Generic 16 15 $81

Frequently asked questions

Auto-generated from federal data
What is Dr. Allison Sebastian's medical specialty?
Dr. Allison Sebastian practices Acute Care Nurse Practitioner in Denver, CO.
Where does Dr. Allison Sebastian practice?
Dr. Allison Sebastian practices at 4362 Depew St, Denver, CO 802127305. Office phone: 4349410200.
What is Dr. Allison Sebastian's NPI?
Dr. Allison Sebastian's National Provider Identifier (NPI) is 1275171902, issued by NPPES.
Does Dr. Allison Sebastian accept Medicare assignment?
Yes. Dr. Allison Sebastian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Allison Sebastian commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); New patient office or other outpatient visit (HCPCS 99205); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.