MARK HOWARD DUNCAN MD
NPI 1871791913
Psychiatry & Neurology - Psychiatry in Seattle, WA

Active since July 10, 2007PECOS EnrolledAccepts Medicare Assignment
93.09/100
CMS Quality Rating
4225 ROOSEVELT WAY NE, SUITE 306, SEATTLE, WA 98105(206) 598-7792 Get Directions Write a Review

NPPES record last updated: August 7, 2013. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Mark Howard Duncan Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK HOWARD DUNCAN MD (NPI 1871791913) is an individual psychiatry provider in Seattle, Washington, licensed in Washington (MD60101453) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Rush Medical College Of Rush University (2006).

NPPES Registry Identity

NPI1871791913
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameMARK HOWARD DUNCANCredential: MD
Location Address4225 ROOSEVELT WAY NE, SUITE 306Seattle, WA 98105-6099
Mailing AddressPo Box 50095Seattle, WA 98145-5095 · (206) 543-6420
Sole ProprietorNo
Medical School CMSRush Medical College Of Rush UniversityGraduated 2006
Enumeration DateJuly 10, 2007
Last NPPES UpdateAugust 7, 2013
✔ NPI 1871791913 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in WA · MD60101453
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
4225 ROOSEVELT WAY NE, Seattle, WA 98105

Other Identifiers 2

Medicaid1871791913WA
Medicare PIN8919154WA

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mark Howard Duncan Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5496993982
PECOS Enrollment IDI20130522000383
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
55 services17 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Washington Medical Ctr

Acute Care Hospitals · Seattle, WA
3/5 CMS rating
OwnershipGovernment - State
CMS Certification Number500008
Location1959 NE Pacific St Box 356151Seattle, WA 98195 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$189.37 typical visit price
range $63.67 – $189.37
Typical copayment $47.34 (range $15.91 – $47.34)
Most-billed visit code 99205
Established Patient
$78.74 typical visit price
range $21.12 – $155.00
Typical copayment $19.68 (range $5.28 – $38.75)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.09/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality73.95
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Dermatology
4225 ROOSEVELT WAY NE
SEATTLE, WA 98105
Psychologist (Clinical)
4225 ROOSEVELT WAY NE
SEATTLE, WA 98105
Dietitian, Registered
4225 ROOSEVELT WAY NE, CAMPUS BOX 354691
SEATTLE, WA 98105
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4225 ROOSEVELT WAY NE, SUITE 101
SEATTLE, WA 98105
Dermatology
4225 ROOSEVELT WAY NE
SEATTLE, WA 98105
Psychologist
4225 ROOSEVELT WAY NE
SEATTLE, WA 98105
Dietitian, Registered
4225 ROOSEVELT WAY NE
SEATTLE, WA 98105
Internal Medicine (Endocrinology, Diabetes & Metabolism)
4225 ROOSEVELT WAY NE, SUITE 101
SEATTLE, WA 98105

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Duncan's NPI number?

The NPI number for Mark Duncan is 1871791913. It was assigned to this individual provider in the NPPES registry on July 10, 2007.

Where is Mark Duncan located?

Mark Duncan practices at 4225 Roosevelt Way NE Suite 306, Seattle, WA 98105. The listed phone number is (206) 598-7792.

What is Mark Duncan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Mark Duncan enrolled in Medicare?

Yes. Mark Duncan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mark Duncan accept?

Health plans from PacificSource Health Plans and Premera Blue Cross Blue Shield of Alaska list Mark Duncan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Mark Duncan affiliated with any hospitals?

According to CMS data, Mark Duncan is affiliated with University Of Washington Medical Ctr.

When was this NPI record last updated?

The NPPES record for Mark Duncan was last updated on August 7, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.