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TINA MARIE BUONCRISTIANI P.N.P.
NPI 1063744753
Nurse Practitioner - Pediatrics in Mill Valley, CA

Active since February 04, 2010PECOS Enrolled
402 MOLINO AVE, MILL VALLEY, CA 94941(415) 888-2568 Get Directions Write a Review

NPPES record last updated: February 4, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Tina Marie Buoncristiani P.n.p. NPPES

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

TINA MARIE BUONCRISTIANI P.N.P. (NPI 1063744753) is an individual pediatrics provider in Mill Valley, California, licensed in California (11100) and active in the NPI registry since February 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1063744753
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameTINA MARIE BUONCRISTIANICredential: P.N.P.
Location Address402 MOLINO AVEMill Valley, CA 94941-3337
Mailing Address505 Parnassus AveSan Francisco, CA 94143-2204 · (415) 353-1978
Phone(415) 888-2568
Sole ProprietorNo
Enumeration DateFebruary 4, 2010
✔ NPI 1063744753 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 · 11100
402 MOLINO AVE, Mill Valley, CA 94941
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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 Marie Buoncristiani P.n.p. 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 Reassignment

Medicare enrollment records show Tina Buoncristiani reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ucsf Pediatrics Associates
10 mi
Pediatrics
505 PARNASSUS AVE
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 1,159 clinicians in this Medicare group
NPI 1376614016 (415) 353-2000

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 94941 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
$104.67 typical visit price
range $69.07 – $202.63
Typical copayment $26.16 (range $17.26 – $50.65)
Most-billed visit code 99203
Established Patient
$119.61 typical visit price
range $23.44 – $166.64
Typical copayment $29.90 (range $5.86 – $41.66)
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 Buoncristiani's NPI number?

The NPI number for Tina Buoncristiani is 1063744753. It was assigned to this individual provider in the NPPES registry on February 4, 2010.

Where is Tina Buoncristiani located?

Tina Buoncristiani practices at 402 Molino Ave, Mill Valley, CA 94941. The listed phone number is (415) 888-2568.

What is Tina Buoncristiani's specialty?

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

Is Tina Buoncristiani enrolled in Medicare?

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

Which organization bills Medicare for Tina Buoncristiani's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tina Buoncristiani reassigns Medicare benefits to Ucsf Pediatrics Associates (San Francisco, 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 Tina Buoncristiani'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 Buoncristiani was last updated on February 4, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.