Doctor profile · Federal record

Dr. Maribeth Duffy, MD

Family Medicine Physician (CMS: Family Practice) · Tacoma, WA

  • NPI 1770669657
  • Accepts Medicare
  • 34 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9040-A Jackson Ave Suite B
Tacoma, WA 984310001
(253) 968-0770
Mailing address
9040-A Jackson Ave
Tacoma, WA 984310001

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
November 15, 2019
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Washington #MD37453

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770669657. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
173
Distinct HCPCS
4
Medicare allowed
$14,220
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 69 69 $89
99214 Established patient office or other outpatient visit, 30-39 minutes 58 58 $126
81003 Automated urinalysis test 25 25 $2
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 21 21 $35

In context: peer comparison

Among 49 peers in this city , average services per provider: 92. This provider delivers 1.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
31
Total drug cost
$383
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 19 19 $270
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 12 12 $113

Frequently asked questions

Auto-generated from federal data
What is Dr. Maribeth Duffy's medical specialty?
Dr. Maribeth Duffy practices Family Medicine Physician in Tacoma, WA.
Where does Dr. Maribeth Duffy practice?
Dr. Maribeth Duffy practices at 9040-A Jackson Ave Suite B, Tacoma, WA 984310001. Office phone: 2539680770.
What is Dr. Maribeth Duffy's NPI?
Dr. Maribeth Duffy's National Provider Identifier (NPI) is 1770669657, issued by NPPES.
Does Dr. Maribeth Duffy accept Medicare assignment?
Yes. Dr. Maribeth Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maribeth Duffy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.