1. Home
  2. Directory
  3. Washington
  4. Vancouver
  5. Internal Medicine
  6. NPI Profile

MARIBONN TIANGSON
NPI 1982157996
Internal Medicine in Vancouver, WA

Active since July 26, 2016PECOS EnrolledAccepts Medicare Assignment
14406 NE 20TH AVE, VANCOUVER, WA 98686(800) 813-2000 Get Directions Write a Review

NPPES record last updated: October 29, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 18, 2021, Sep 22, 2020, Sep 10, 2020 (3 updates tracked since 2020).

About Maribonn Tiangson NPPES

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

MARIBONN TIANGSON (NPI 1982157996) is an individual internal medicine provider in Vancouver, Washington, licensed in Washington (MD61334513) and active in the NPI registry since July 2016. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1982157996
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameMARIBONN TIANGSON
Location Address14406 NE 20TH AVEVancouver, WA 98686-1448
Mailing Address500 Ne Multnomah St Ste 100Portland, OR 97232-2031 · (800) 813-2000 · Fax (855) 524-5255
Phone(800) 813-2000
Sole ProprietorYes
Medical School CMSOtherGraduated 2009
Enumeration DateJuly 26, 2016
Last NPPES UpdateOctober 29, 20253 updates tracked since enumeration
NPPES CertifiedOctober 29, 2025
✔ NPI 1982157996 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in WA · MD61334513✔ Licensed in IL · 125.068456✔ Licensed in IN · 01082487A
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
14406 NE 20TH AVE, Vancouver, WA 98686
Open in Google Maps ↗

Secondary Practice Locations 2

Location 13012 Franklin StMichigan City, IN 46360-6144 · Phone (219) 877-3841
Location 24646 N Marine DrChicago, IL 60640-5759 · Phone (773) 878-8700

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Kaiser Permanente.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

Maribonn Tiangson 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 ID3274828603
PECOS Enrollment IDI20221206001842
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98686 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
$130.99 typical visit price
range $57.27 – $172.80
Typical copayment $32.74 (range $14.31 – $43.20)
Most-billed visit code 99204
Established Patient
$100.78 typical visit price
range $18.56 – $141.11
Typical copayment $25.19 (range $4.64 – $35.27)
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 5

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
3 suppliers18 claims50 services$5.82 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
3 suppliers11 claims11 services$25.79 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
3 suppliers16 claims41 services$1.74 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
2 suppliers24 claims24 services$5.08 avg. paid by Medicare
Continuous positive airway pressure (cpap) device E0601
DME-Other DME · category DE001N
2 suppliers11 claims11 services$29.94 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 20

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

CRAIG STEPHEN HERSH M.D.
Dermatology
14406 NE 20TH AVE
VANCOUVER, WA 98686
Clark County (360) 418-6001
DR. SUSAN MARIE KARAGIANES DMD
Dentist (General Practice)
14406 NE 20TH AVE
VANCOUVER, WA 98686
Clark County (360) 571-3138
DR. MARIANNE DALY DMD
Dentist (General Practice)
14406 NE 20TH AVE
VANCOUVER, WA 98686
Clark County (360) 571-3138
DR. CAROL CHIU MD
Obstetrics & Gynecology
14406 NE 20TH AVE
VANCOUVER, WA 98686
Clark County (800) 813-2000
MS. DONNA CAROLE WILSON RDH
Dental Hygienist
14406 NE 20TH AVE
VANCOUVER, WA 98686
Clark County (360) 571-3139
SHAANTI FOERSTER ABBRUZZESE CNM
Advanced Practice Midwife
14406 NE 20TH AVE
VANCOUVER, WA 98686
Clark County (800) 813-2000
DR. ADAM F BRAGANZA MD
Ophthalmology
14406 NE 20TH AVE
VANCOUVER, WA 98686
Clark County (360) 418-6001
GENE R CONLEY JR. MD
Internal Medicine
14406 NE 20TH AVE
VANCOUVER, WA 98686
Clark County (800) 813-2000

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 Maribonn Tiangson's NPI number?

The NPI number for Maribonn Tiangson is 1982157996. It was assigned to this individual provider in the NPPES registry on July 26, 2016.

Where is Maribonn Tiangson located?

Maribonn Tiangson practices at 14406 NE 20th Ave, Vancouver, WA 98686. The listed phone number is (800) 813-2000.

What is Maribonn Tiangson's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Maribonn Tiangson enrolled in Medicare?

Yes. Maribonn Tiangson 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 Maribonn Tiangson accept?

Health plans from Kaiser Permanente list Maribonn Tiangson 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.

When was this NPI record last updated?

The NPPES record for Maribonn Tiangson was last updated on October 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.