MRS. BESSIE YOUNG MIELCAREK MD, MPH
NPI 1629150438
Internal Medicine - Nephrology in Seattle, WA

Q: What is Bessie Mielcarek's NPI number?

The NPI number for Bessie Mielcarek is 1629150438. It was assigned to this individual provider in the NPPES registry on October 20, 2006. The provider is also known as Dr. Bessie Ann Young MD, Mph.

Q: What is Bessie Mielcarek's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Q: When was this NPI record last updated?

The NPPES record for Bessie Mielcarek was last updated on December 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.

Active since October 20, 2006PECOS EnrolledAccepts Medicare Assignment

1660 S COLUMBIAN WAY # 111A, VA PUGET SOUND HEALTH CARE SYSTEM, RDU-111A, SEATTLE, WA 98108(206) 277-3586(206) 764-2022 Get Directions Write a Review

NPPES record last updated: December 30, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mrs. Bessie Young Mielcarek Md, Mph NPPES

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

MRS. BESSIE YOUNG MIELCAREK MD, MPH (NPI 1629150438) is an individual nephrology provider in Seattle, Washington, licensed in Washington (26872) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and maintains a secondary practice location in Seattle.

NPPES Registry Identity

NPI1629150438

Entity TypeIndividualFemale

Primary Taxonomy207RN0300X

Provider Legal NameMRS. BESSIE YOUNG MIELCAREKCredential: MD, MPH

Location Address1660 S COLUMBIAN WAY # 111A, VA PUGET SOUND HEALTH CARE SYSTEM, RDU-111ASeattle, WA 98108-1532

Mailing Address6530 Sycamore Ave NwSeattle, WA 98117-4846 · (206) 720-9877

Phone(206) 277-3586

Fax(206) 764-2022

Sole ProprietorYes

Medical School CMSUniversity Of Washington School Of MedicineGraduated 1987

Enumeration DateOctober 20, 2006

Last NPPES UpdateDecember 30, 2025

NPPES CertifiedDecember 30, 2025

✔ NPI 1629150438 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in WA · 26872

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

Also ListedInternal MedicineTaxonomy 207R00000X · License 26872 (WA)

1660 S COLUMBIAN WAY # 111A, Seattle, WA 98108

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Other Names 1

Professional Name (2)Dr. Bessie Ann Young Md, Mph

Secondary Practice Location 1

Location 11959 NE PACIFIC STSEATTLE, WA 98195-0001 · Phone (206) 598-0281

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.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

Mrs. Bessie Young Mielcarek Md, Mph 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 ID2163404815

PECOS Enrollment IDI20101101001534

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.

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 98108 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

$143.76 typical visit price

range $63.67 – $189.37

Typical copayment $35.94 (range $15.91 – $47.34)

Most-billed visit code 99204

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.

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 Bessie Mielcarek's NPI number?

The NPI number for Bessie Mielcarek is 1629150438. It was assigned to this individual provider in the NPPES registry on October 20, 2006. The provider is also known as Dr. Bessie Ann Young MD, Mph.

Where is Bessie Mielcarek located?

Bessie Mielcarek practices at 1660 S Columbian Way # 111A VA Puget Sound Health Care System, Rdu-111a, Seattle, WA 98108. The listed phone number is (206) 277-3586.

What is Bessie Mielcarek's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Bessie Mielcarek enrolled in Medicare?

Yes. Bessie Mielcarek 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 Bessie Mielcarek accept?

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

According to CMS data, Bessie Mielcarek is affiliated with University Of Washington Medical Ctr.

When was this NPI record last updated?

The NPPES record for Bessie Mielcarek was last updated on December 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.