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JOSEPH ISIAH PENAFLOR DNP, PMHNP-BC
NPI 1497641971
Nurse Practitioner - Psychiatric/Mental Health in Grandview, WA

Active since June 13, 2025PECOS EnrolledAccepts Medicare Assignment
222 E 2ND ST, GRANDVIEW, WA 98930(509) 203-6501(509) 203-6504 Get Directions Write a Review

NPPES record last updated: January 26, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 26, 2026, Sep 2, 2025, Jun 13, 2025 (3 updates tracked since 2025).

About Joseph Isiah Penaflor Dnp, Pmhnp-bc NPPES

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

JOSEPH ISIAH PENAFLOR DNP, PMHNP-BC (NPI 1497641971) is an individual psychiatric/mental health provider in Grandview, Washington, licensed in Washington (AP70006520) and active in the NPI registry since June 2025. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2025).

NPPES Registry Identity

NPI1497641971
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameJOSEPH ISIAH PENAFLORCredential: DNP, PMHNP-BC
Location Address222 E 2ND STGrandview, WA 98930-1342
Mailing Address725 W 32nd AveKennewick, WA 99337-4371 · (509) 205-9456 · Fax (509) 203-6504
Phone(509) 203-6501
Fax(509) 203-6504
Sole ProprietorYes
Medical School CMSOtherGraduated 2025
Enumeration DateJune 13, 2025
Last NPPES UpdateJanuary 26, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 26, 2026
✔ NPI 1497641971 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in WA · AP70006520
222 E 2ND ST, Grandview, WA 98930
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1725 W 32nd AveKennewick, WA 99337-4371 · Phone (509) 205-9456 · Fax (509) 203-6504
Location 22705 E Lincoln AveSunnyside, WA 98944-4006 · Phone (509) 836-4848 · Fax (509) 203-6504

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Joseph Isiah Penaflor Dnp, Pmhnp-bc 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 ID9931604022
PECOS Enrollment IDI20250929001034
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Joseph Penaflor reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sunnyside Community Hospital Association
0.2 mi
Rural Health
222 E 2ND ST
Grandview, WA 98930
  • Reassigned Medicare billing, Washington enrollment
  • Also billed through NPI 1225033814 (Washington)
  • 132 clinicians in this Medicare group
NPI 1740289560 (509) 203-6501
Shc Medical Center Toppenish
21 mi
Rural Health
915 VINTAGE VALLEY PKWY STE 200
Zillah, WA 98953
  • Reassigned Medicare billing, Washington enrollment
  • 80 clinicians in this Medicare group
NPI 1659809457 (509) 829-5151

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98930 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
$88.29 typical visit price
range $57.27 – $172.80
Typical copayment $22.07 (range $14.31 – $43.20)
Most-billed visit code 99203
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.

Other Providers at the Same Location NPPES 4

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

SUSAN K BUSSERT
Physician Assistant (Medical)
222 E 2ND ST
GRANDVIEW, WA 98930
Yakima County (509) 882-3500
SEVE MANUEL
Nurse Practitioner (Family)
222 E 2ND ST
GRANDVIEW, WA 98930
Yakima County (509) 203-6501
MRS. DESAREE WANCHO APRN
Nurse Practitioner (Psychiatric/Mental Health)
222 E 2ND ST
GRANDVIEW, WA 98930
Yakima County (509) 203-6501
SUNNYSIDE COMMUNITY HOSPITAL ASSOCIATION
Clinic/Center (Rural Health)
222 E 2ND ST
GRANDVIEW, WA 98930
Yakima County (509) 203-6501

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 Joseph Penaflor's NPI number?

The NPI number for Joseph Penaflor is 1497641971. It was assigned to this individual provider in the NPPES registry on June 13, 2025.

Where is Joseph Penaflor located?

Joseph Penaflor practices at 222 E 2nd St, Grandview, WA 98930. The listed phone number is (509) 203-6501.

What is Joseph Penaflor's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Joseph Penaflor enrolled in Medicare?

Yes. Joseph Penaflor 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.

Which organizations bill Medicare for Joseph Penaflor's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Penaflor reassigns Medicare benefits to 2 organizations: Sunnyside Community Hospital Association (Grandview, WA) and Shc Medical Center Toppenish (Zillah, WA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Joseph Penaflor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joseph Penaflor accept?

Health plans from Ambetter Health and Premera Blue Cross Blue Shield of Alaska list Joseph Penaflor 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 Joseph Penaflor was last updated on January 26, 2026. 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.