Doctor profile · Federal record

Dr. Marielle Colvin, MSN, FNP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Seattle, WA

  • NPI 1538822994
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1959 Ne Pacific St.
Seattle, WA 981950001
(206) 520-5000
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
October 2021 — 5 yrs on file
Profile last updated
September 26, 2023
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Washington #AP61227753

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538822994. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
77
Distinct HCPCS
4
Medicare allowed
$8,975
HCPCS Description Services Patients Avg allowed
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 25 14 $156
G0318 Prolonged home or residence evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualif 25 14 $26
99345 Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes 15 15 $170
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 12 12 $156

In context: peer comparison

Among 82 peers in Seattle Family Nurse Practitioner, average services per provider: 58. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marielle Colvin's medical specialty?
Dr. Marielle Colvin practices Family Nurse Practitioner in Seattle, WA.
Where does Dr. Marielle Colvin practice?
Dr. Marielle Colvin practices at 1959 Ne Pacific St., Seattle, WA 981950001. Office phone: 2065205000.
What is Dr. Marielle Colvin's NPI?
Dr. Marielle Colvin's National Provider Identifier (NPI) is 1538822994, issued by NPPES.
Does Dr. Marielle Colvin accept Medicare assignment?
Yes. Dr. Marielle Colvin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marielle Colvin commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with high level of medical decision making (HCPCS 99350); Prolonged home or residence evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualif (HCPCS G0318); Residence visit for new patient with high level of medical decision making (HCPCS 99345). Source: CMS Medicare Physician & Other Practitioners file.