GRACE GAI HUANG TARNOW NP
NPI 1932829587
Nurse Practitioner in Concord, CA

Q: What is Grace Huang Tarnow's NPI number?

The NPI number for Grace Huang Tarnow is 1932829587. It was assigned to this individual provider in the NPPES registry on September 1, 2022.

Q: What is Grace Huang Tarnow's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Active since September 01, 2022PECOS EnrolledAccepts Medicare Assignment

2000 SIERRA ROAD, CONCORD, CA 94518(925) 363-2000 Get Directions Write a Review

NPPES record last updated: July 21, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Grace Gai Huang Tarnow Np NPPES

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

GRACE GAI HUANG TARNOW NP (NPI 1932829587) is an individual nurse practitioner in Concord, California, licensed in California (95022355) and active in the NPI registry since September 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1932829587

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameGRACE GAI HUANG TARNOWCredential: NP

Location Address2000 SIERRA ROADConcord, CA 94518

Mailing Address2000 Sierra RoadConco, CA 94518

Phone(925) 363-2000

Sole ProprietorYes

Medical School CMSOtherGraduated 2021

Enumeration DateSeptember 1, 2022

Last NPPES UpdateJuly 21, 2025

NPPES CertifiedJuly 9, 2025

✔ NPI 1932829587 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in CA · 95022355

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

2000 SIERRA ROAD, Concord, CA 94518

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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 and accepts Medicare assignment

Grace Gai Huang Tarnow Np 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 ID8729455548

PECOS Enrollment IDI20221108003329

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.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

15 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94518 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

$104.51 typical visit price

range $69.00 – $202.35

Typical copayment $26.12 (range $17.25 – $50.58)

Most-billed visit code 99203

Established Patient

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

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 10

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

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