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TINA CHANG NP
NPI 1144646027
Nurse Practitioner - Pediatrics in San Francisco, CA

Active since March 14, 2014PECOS Enrolled
1001 POTRERO AVE BLDG 56M, SAN FRANCISCO, CA 94110(628) 206-3526 Get Directions Write a Review

NPPES record last updated: September 12, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 12, 2022, Dec 3, 2015 (2 updates tracked since 2015).

About Tina Chang Np NPPES

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

TINA CHANG NP (NPI 1144646027) is an individual pediatrics provider in San Francisco, California, licensed in California (95002954) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1144646027
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameTINA CHANGCredential: NP
Location Address1001 POTRERO AVE BLDG 56MSan Francisco, CA 94110-3518
Mailing Address1001 Potrero Ave Bldg 5San Francisco, CA 94110-3518 · (628) 206-3526
Phone(628) 206-3526
Sole ProprietorYes
Enumeration DateMarch 14, 2014
Last NPPES UpdateSeptember 12, 20222 updates tracked since enumeration
NPPES CertifiedSeptember 12, 2022
✔ NPI 1144646027 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in CA · 95002954
1001 POTRERO AVE BLDG 56M, San Francisco, CA 94110
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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)

Tina Chang Np 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.

Medicare Billing Reassignments

2

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

City & County Of San Francisco
Same address
General Acute Care Hospital
1001 POTRERO AVE, BUILDING 5, WARD 1B
San Francisco, CA 94110
  • Reassigned Medicare billing, California enrollment
  • 1,573 clinicians in this Medicare group
NPI 1083648810 (415) 759-4067
Permanente Medical Group Inc
2.7 mi
Internal Medicine
2238 GEARY
San Francisco, CA 94116
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1841373800 (415) 833-2200

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 94110 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.

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 Tina Chang's NPI number?

The NPI number for Tina Chang is 1144646027. It was assigned to this individual provider in the NPPES registry on March 14, 2014.

Where is Tina Chang located?

Tina Chang practices at 1001 Potrero Ave Bldg 56M, San Francisco, CA 94110. The listed phone number is (628) 206-3526.

What is Tina Chang's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Tina Chang enrolled in Medicare?

Yes. Tina Chang is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Tina Chang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tina Chang reassigns Medicare benefits to 2 organizations: City & County Of San Francisco (San Francisco, CA) and Permanente Medical Group Inc (San Francisco, CA). 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 Tina Chang'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 Tina Chang was last updated on September 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.