MICHELLE M HAPPENNY DO
NPI 1366833147
Family Medicine in Seattle, WA

Active since February 14, 2015PECOS EnrolledAccepts Medicare Assignment
1600 E JEFFERSON ST STE 510, SEATTLE, WA 98122(206) 320-4888(206) 320-4203 Get Directions Write a Review

NPPES record last updated: September 21, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 21, 2020, Jul 3, 2020, Jan 22, 2020 (3 updates tracked since 2020).

About Michelle M Happenny Do NPPES

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

MICHELLE M HAPPENNY DO (NPI 1366833147) is an individual family medicine provider in Seattle, Washington, licensed in Washington (OP60971132) and active in the NPI registry since February 2015. She is enrolled in Medicare PECOS, is affiliated with Swedish Edmonds Hospital, and is a graduate of Western University Of Health Sciences College Of Dental Med (2017).

NPPES Registry Identity

NPI1366833147
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMICHELLE M HAPPENNYCredential: DO
Location Address1600 E JEFFERSON ST STE 510Seattle, WA 98122-5648
Mailing Address1600 E Jefferson St Ste 510Seattle, WA 98122-5648 · (206) 320-4888 · Fax (206) 320-4203
Fax(206) 320-4203
Sole ProprietorYes
Medical School CMSWestern University Of Health Sciences College Of Dental MedGraduated 2017
Enumeration DateFebruary 14, 2015
Last NPPES UpdateSeptember 21, 20203 updates tracked since enumeration
NPPES CertifiedSeptember 21, 2020
NPI 1366833147 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in WA · OP60971132
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1600 E JEFFERSON ST STE 510, Seattle, WA 98122

Other Identifiers 1

Medicaid1366833147WA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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

Michelle M Happenny Do 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 ID3476825472
PECOS Enrollment IDI20200827003425
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 11

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.
135 services104 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
45 services45 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
40 services38 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
29 services29 patients
Influenza vaccine, inactivated 90653
The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.
22 services22 patients
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677
The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.
19 services19 patients

Hospital Affiliations CMS Care Compare 2

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

Swedish Edmonds Hospital

Acute Care Hospitals · Edmonds, WA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500026
Location21601 76th Avenue WestEdmonds, WA 98026 · Snohomish County
Emergency services Birthing friendly

Swedish Medical Center

Acute Care Hospitals · Seattle, WA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500027
Location747 BroadwaySeattle, WA 98122 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98122 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
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
3 suppliers24 claims24 services$189.37 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 17

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

Social Worker (Clinical)
1600 E JEFFERSON ST STE 510
SEATTLE, WA 98122
Family Medicine
1600 E JEFFERSON ST STE 510
SEATTLE, WA 98122
Family Medicine
1600 E JEFFERSON ST STE 510
SEATTLE, WA 98122
Social Worker (Clinical)
1600 E JEFFERSON ST STE 510
SEATTLE, WA 98122
Nurse Practitioner (Family)
1600 E JEFFERSON ST STE 510
SEATTLE, WA 98122
Nurse Practitioner (Family)
1600 E JEFFERSON ST STE 510
SEATTLE, WA 98122
Internal Medicine
1600 E JEFFERSON ST STE 510
SEATTLE, WA 98122
Nurse Practitioner (Family)
1600 E JEFFERSON ST STE 510
SEATTLE, WA 98122

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 Michelle Happenny's NPI number?

The NPI number for Michelle Happenny is 1366833147. It was assigned to this individual provider in the NPPES registry on February 14, 2015.

Where is Michelle Happenny located?

Michelle Happenny practices at 1600 E Jefferson St Ste 510, Seattle, WA 98122. The listed phone number is (206) 320-4888.

What is Michelle Happenny's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Michelle Happenny enrolled in Medicare?

Yes. Michelle Happenny 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 Michelle Happenny accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Michelle Happenny 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 Michelle Happenny affiliated with any hospitals?

According to CMS data, Michelle Happenny is affiliated with Swedish Edmonds Hospital and Swedish Medical Center.

When was this NPI record last updated?

The NPPES record for Michelle Happenny was last updated on September 21, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.