Doctor profile · Federal record

Dr. Marilyn Merritt, FNP

Nurse Practitioner · Portland, OR

  • NPI 1043274434
  • Accepts Medicare
  • MIPS 90.5 / 100 · 2023
  • 26 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1350 Ne 122Nd Ave
Portland, OR 972302011
(503) 408-7008
fax (503) 408-7045
Mailing address
Po Box 888918
Los Angeles, CA 900888918

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 6, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Oregon #20050046NP

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043274434. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
179
Distinct HCPCS
5
Medicare allowed
$14,041
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 73 67 $110
99213 Established patient office or other outpatient visit, 20-29 minutes 60 58 $77
81002 Urinalysis, manual test 22 21 $3
36415 Insertion of needle into vein for collection of blood sample 12 12 $8
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $97

In context: peer comparison

Among 14 peers in Portland Nurse Practitioner, average services per provider: 74. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
181
Patients
165
Total drug cost
$1,655
Drug Type Claims Patients Total cost
Cephalexin Generic 41 40 $231
Doxycycline Hyclate Generic 25 23 $263
Amoxicillin Generic 24 24 $96
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 23 22 $500
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 20 20 $187
Azithromycin Generic 13 13 $47
Meloxicam Generic 13 12 $15
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 11 11 $292
Cyclobenzaprine Hcl Generic 11 0 $24

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marilyn Merritt's medical specialty?
Dr. Marilyn Merritt practices Nurse Practitioner in Portland, OR.
Where does Dr. Marilyn Merritt practice?
Dr. Marilyn Merritt practices at 1350 Ne 122Nd Ave, Portland, OR 972302011. Office phone: 5034087008.
What is Dr. Marilyn Merritt's NPI?
Dr. Marilyn Merritt's National Provider Identifier (NPI) is 1043274434, issued by NPPES.
Does Dr. Marilyn Merritt accept Medicare assignment?
Yes. Dr. Marilyn Merritt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marilyn Merritt commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Urinalysis, manual test (HCPCS 81002). Source: CMS Medicare Physician & Other Practitioners file.