Doctor profile · Federal record

Dr. Mia Hagen, M.D.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Sports Medicine (Orthopaedic Surgery) Physician · Seattle, WA

  • NPI 1659664811
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3800 Montlake Ave Ne
Seattle, WA 981952203
(206) 543-6420
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
January 8, 2020
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Washington #MD60754993
Medicaid
WA #1659664811

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659664811. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
28
Distinct HCPCS
2
Medicare allowed
$2,534
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 17 15 $67
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $127

In context: peer comparison

Among 40 peers in Seattle Orthopaedic Surgery Physician, average services per provider: 87. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$9,607
Transactions
13
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Smith+Nephew, INC. 11 $9,091.98
Rti Surgical, INC 1 $500.00
Elite Orthopedics, LLC 1 $14.87

By nature of payment

Consulting Fee
$8,378
Travel and Lodging
$903
Food and Beverage
$327

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mia Hagen's medical specialty?
Dr. Mia Hagen practices Orthopaedic Surgery Physician in Seattle, WA.
Where does Dr. Mia Hagen practice?
Dr. Mia Hagen practices at 3800 Montlake Ave Ne, Seattle, WA 981952203. Office phone: 2065436420.
What is Dr. Mia Hagen's NPI?
Dr. Mia Hagen's National Provider Identifier (NPI) is 1659664811, issued by NPPES.
Does Dr. Mia Hagen accept Medicare assignment?
Yes. Dr. Mia Hagen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mia Hagen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.