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JOSELYN MELISA YE TAY MD
NPI 1609515477
Pediatrics in Ukiah, CA

Active since May 31, 2022PECOS Enrolled
333 LAWS AVE, UKIAH, CA 95482(707) 468-1010(707) 462-7532 Get Directions Write a Review

NPPES record last updated: May 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Joselyn Melisa Ye Tay Md NPPES

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

JOSELYN MELISA YE TAY MD (NPI 1609515477) is an individual pediatrics provider in Ukiah, California, licensed in California (A209638) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1609515477
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameJOSELYN MELISA YE TAYCredential: MD
Location Address333 LAWS AVEUkiah, CA 95482-6540
Mailing AddressPo Box 102842Pasadena, CA 91189-0132 · (305) 669-5873
Phone(707) 468-1010
Fax(707) 462-7532
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateMay 31, 2022
Last NPPES UpdateMay 29, 2026
NPPES CertifiedMay 29, 2026
✔ NPI 1609515477 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A209638
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
333 LAWS AVE, Ukiah, CA 95482
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joselyn Melisa Ye Tay Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID941772529
PECOS Enrollment IDI20260615002913
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 Reassignment

Medicare enrollment records show Joselyn Ye Tay reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mendocino Community Health Clinic, Inc.
Same address
Federally Qualified Health Center (FQHC)
333 LAWS AVE
Ukiah, CA 95482
  • Reassigned Medicare billing, California enrollment
  • 121 clinicians in this Medicare group
NPI 1497961106 (707) 468-1010

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 95482 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
$90.32 typical visit price
range $58.87 – $176.60
Typical copayment $22.58 (range $14.71 – $44.15)
Most-billed visit code 99203
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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 20

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

LILIANE ROBISON
Nurse Practitioner (Family)
333 LAWS AVE
UKIAH, CA 95482
Mendocino County (707) 468-1010
LETICIA HERNANDEZ
Health Educator
333 LAWS AVE
UKIAH, CA 95482
Mendocino County (707) 468-1010
COURTNEY ANNE MATSON CNM
Midwife
333 LAWS AVE
UKIAH, CA 95482
Mendocino County (707) 468-1010
MICHAEL QUACKENBUSH LCSW
Psychologist
333 LAWS AVE
UKIAH, CA 95482
Mendocino County (707) 468-1010
MARIA FINNEGAN CNM
Midwife
333 LAWS AVE
UKIAH, CA 95482
Mendocino County (707) 468-1010
GARY WAKEMAN RPH
Pharmacist
333 LAWS AVE
UKIAH, CA 95482
Mendocino County (707) 468-1010
NEHA SHARMA DDS
Dentist (General Practice)
333 LAWS AVE
UKIAH, CA 95482
Mendocino County (707) 468-1010
CHRISTOPHER AYEKO FNP
Nurse Practitioner (Family)
333 LAWS AVE
UKIAH, CA 95482
Mendocino County (707) 472-4511

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 Joselyn Ye Tay's NPI number?

The NPI number for Joselyn Ye Tay is 1609515477. It was assigned to this individual provider in the NPPES registry on May 31, 2022.

Where is Joselyn Ye Tay located?

Joselyn Ye Tay practices at 333 Laws Ave, Ukiah, CA 95482. The listed phone number is (707) 468-1010.

What is Joselyn Ye Tay's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Joselyn Ye Tay enrolled in Medicare?

Yes. Joselyn Ye Tay is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Joselyn Ye Tay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joselyn Ye Tay reassigns Medicare benefits to Mendocino Community Health Clinic, Inc. (Ukiah, CA). The 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 Joselyn Ye Tay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Joselyn Ye Tay was last updated on May 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.