Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

ISAAC NYAN PMHNP
NPI 1730096058
Nurse Practitioner - Psychiatric/Mental Health in Riverside, CA

Q: What is Isaac Nyan's NPI number?

The NPI number for Isaac Nyan is 1730096058. It was assigned to this individual provider in the NPPES registry on August 24, 2026.

Q: What is Isaac Nyan's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Isaac Nyan was last updated on August 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days 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.

Active since August 24, 2026PECOS Enrolled

11801 PIERCE ST, RIVERSIDE, CA 92505(224) 656-0841 Get Directions Write a Review

NPPES record added: August 24, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

On this page

About Isaac Nyan Pmhnp NPPES

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

ISAAC NYAN PMHNP (NPI 1730096058) is an individual psychiatric/mental health provider in Riverside, California, licensed in California (95036192) and active in the NPI registry since August 2026. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1730096058

Entity TypeIndividualMale

Primary Taxonomy363LP0808X

Provider Legal NameISAAC NYANCredential: PMHNP

Location Address11801 PIERCE STRiverside, CA 92505-5191

Mailing Address11801 Pierce StRiverside, CA 92505-5191 · (224) 656-0841

Phone(224) 656-0841

Sole ProprietorNo

Enumeration DateAugust 24, 2026

NPPES CertifiedAugust 24, 2026

✔ NPI 1730096058 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 CA · 95036192

11801 PIERCE ST, Riverside, CA 92505

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Isaac Nyan Pmhnp 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 92505 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

$91.88 typical visit price

range $59.60 – $179.42

Typical copayment $22.97 (range $14.90 – $44.85)

Most-billed visit code 99203

Established Patient

$104.64 typical visit price

range $19.37 – $146.42

Typical copayment $26.16 (range $4.84 – $36.60)

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.

MRS. MICHELLE MISSY PORTEOUS MS, RD, CDE

Dietitian, Registered

11801 PIERCE ST, SUITE 200
RIVERSIDE, CA 92505

Riverside County (951) 317-7657

JUVIO HOME CARE

In Home Supportive Care

11801 PIERCE ST, SUITE 200
RIVERSIDE, CA 92505

Riverside County (951) 339-2727

EMPIRE RADIOLOGY, LLC

Specialist

11801 PIERCE ST, 200
RIVERSIDE, CA 92505

Riverside County (951) 263-7842

CARE DIMENSIONS LLC

Hospice Care, Community Based

11801 PIERCE ST, 251
RIVERSIDE, CA 92505

Riverside County (888) 366-7088

ANDREA RIEDELSHEIMER LMFT

Counselor (Mental Health)

11801 PIERCE ST
RIVERSIDE, CA 92505

Riverside County (949) 991-8505

FELICIA A MITCHELL PAYTON LMFT

Marriage & Family Therapist

11801 PIERCE ST
RIVERSIDE, CA 92505

Riverside County (909) 435-5136

JESSICA NICOLE EDWARDS

Social Worker (Clinical)

11801 PIERCE ST
RIVERSIDE, CA 92505

Riverside County (866) 478-3978

MR. GASTON PHILLIPS

Home Health

11801 PIERCE ST, SUITE 200
RIVERSIDE, CA 92505

Riverside County (877) 844-4421

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 Isaac Nyan's NPI number?

The NPI number for Isaac Nyan is 1730096058. It was assigned to this individual provider in the NPPES registry on August 24, 2026.

Where is Isaac Nyan located?

Isaac Nyan practices at 11801 Pierce St, Riverside, CA 92505. The listed phone number is (224) 656-0841.

What is Isaac Nyan's specialty?

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

Is Isaac Nyan enrolled in Medicare?

Yes. Isaac Nyan is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Isaac Nyan was last updated on August 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days 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.