DR. MARIA AINA GASPAR-OISHI M.D.
NPI 1962630376
Obstetrics & Gynecology in Vancouver, WA

Active since June 24, 2009PECOS Enrolled
14406 NE 20TH AVE, VANCOUVER, WA 98686(800) 813-2000 Get Directions Write a Review

NPPES record last updated: November 12, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 12, 2025, Feb 4, 2022 (2 updates tracked since 2022).

About Dr. Maria Aina Gaspar-oishi M.d. NPPES

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

DR. MARIA AINA GASPAR-OISHI M.D. (NPI 1962630376) is an individual obstetrics & gynecology provider in Vancouver, Washington, licensed in Washington (MD60829971) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS and maintains a secondary practice location in Honolulu.

NPPES Registry Identity

NPI1962630376
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. MARIA AINA GASPAR-OISHICredential: M.D.
Location Address14406 NE 20TH AVEVancouver, WA 98686-1448
Mailing Address500 Ne Multnomah St Ste 100Portland, OR 97232-2031
Sole ProprietorNo
Enumeration DateJune 24, 2009
Last NPPES UpdateNovember 12, 20252 updates tracked since enumeration
NPPES CertifiedNovember 12, 2025
NPI 1962630376 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License Licensed in WA · MD60829971
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

Also ListedObstetrics & Gynecology · GynecologyTaxonomy 207VG0400X · License 16892 (HI)
Also ListedObstetrics & Gynecology · ObstetricsTaxonomy 207VX0000X · License 16892 (HI)
14406 NE 20TH AVE, Vancouver, WA 98686

Secondary Practice Location 1

Location 11319 Punahou St Ste 824Honolulu, HI 96826-1032 · Phone (202) 486-8098

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 (PECOS)

Dr. Maria Aina Gaspar-oishi M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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
$71.29 typical visit price
range $18.56 – $141.11
Typical copayment $17.82 (range $4.64 – $35.27)
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.

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
14406 NE 20TH AVE
VANCOUVER, WA 98686
Dentist (General Practice)
14406 NE 20TH AVE
VANCOUVER, WA 98686
Dentist (General Practice)
14406 NE 20TH AVE
VANCOUVER, WA 98686
Obstetrics & Gynecology
14406 NE 20TH AVE
VANCOUVER, WA 98686
Dental Hygienist
14406 NE 20TH AVE
VANCOUVER, WA 98686
Advanced Practice Midwife
14406 NE 20TH AVE
VANCOUVER, WA 98686
Ophthalmology
14406 NE 20TH AVE
VANCOUVER, WA 98686
Internal Medicine
14406 NE 20TH AVE
VANCOUVER, WA 98686

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 Maria Gaspar-oishi's NPI number?

The NPI number for Maria Gaspar-oishi is 1962630376. It was assigned to this individual provider in the NPPES registry on June 24, 2009.

Where is Maria Gaspar-oishi located?

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

What is Maria Gaspar-oishi's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Maria Gaspar-oishi enrolled in Medicare?

Yes. Maria Gaspar-oishi is registered in the Medicare PECOS enrollment system.

What insurance does Maria Gaspar-oishi accept?

Health plans from Kaiser Permanente list Maria Gaspar-oishi 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 Maria Gaspar-oishi was last updated on November 12, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.