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DIANA T. PERKINSON MD
NPI 1316933450
Internal Medicine - Nephrology in Seattle, WA

Active since September 23, 2005Opted out of Medicare · through Jul 1, 2027
1101 MADISON ST STE 200, SEATTLE, WA 98104(206) 386-3660(206) 386-3644 Get Directions Write a Review

NPPES record last updated: February 10, 2009. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Diana T. Perkinson Md NPPES

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

DIANA T. PERKINSON MD (NPI 1316933450) is an individual nephrology provider in Seattle, Washington, licensed in Washington (MD00018373) and active in the NPI registry since September 2005. She has opted out of Medicare through July 1, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1316933450
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameDIANA T. PERKINSONCredential: MD
Location Address1101 MADISON ST STE 200Seattle, WA 98104-1321
Mailing AddressPo Box 84026Seattle, WA 98124-8426 · (206) 386-3660
Phone(206) 386-3660
Fax(206) 386-3644
Sole ProprietorNo
Enumeration DateSeptember 23, 2005
Last NPPES UpdateFebruary 10, 2009
✔ NPI 1316933450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in WA · MD00018373
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.
1101 MADISON ST STE 200, Seattle, WA 98104
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Other Identifiers 2

Medicaid1024454WA
Medicare PINAB20884WA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Diana T. Perkinson Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 1, 2015 through July 1, 2027.

Opt-Out Effective DateJuly 1, 2015
Opt-Out In Effect ThroughJuly 1, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98104 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.

Other Providers at the Same Location NPPES 2

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

RAJPREET K TIWANA ARNP
Nurse Practitioner (Family)
1101 MADISON ST STE 200
SEATTLE, WA 98104
King County (206) 386-2013
FIRST HILL SURGERY CENTER LLC
Durable Medical Equipment & Medical Supplies
1101 MADISON ST STE 200
SEATTLE, WA 98104
King County (206) 320-7750

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 Diana Perkinson's NPI number?

The NPI number for Diana Perkinson is 1316933450. It was assigned to this individual provider in the NPPES registry on September 23, 2005.

Where is Diana Perkinson located?

Diana Perkinson practices at 1101 Madison St Ste 200, Seattle, WA 98104. The listed phone number is (206) 386-3660.

What is Diana Perkinson's specialty?

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

Is Diana Perkinson enrolled in Medicare?

No. Diana Perkinson has opted out of Medicare through July 1, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Diana Perkinson was last updated on February 10, 2009. NPI Profile syncs with the weekly NPPES data releases published by CMS.