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RYAN LIN M.D.
NPI 1255794970
Pediatrics in Dublin, CA

Active since March 30, 2016PECOS Enrolled
4050 DUBLIN BLVD, DUBLIN, CA 94568(925) 875-6100 Get Directions Write a Review

NPPES record last updated: June 5, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jun 5, 2025, Jun 18, 2020, Mar 30, 2016 (3 updates tracked since 2016).

About Ryan Lin M.d. NPPES

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

RYAN LIN M.D. (NPI 1255794970) is an individual pediatrics provider in Dublin, California, licensed in California (A150393) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS and maintains a secondary practice location in Oakland.

NPPES Registry Identity

NPI1255794970
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameRYAN LINCredential: M.D.
Location Address4050 DUBLIN BLVDDublin, CA 94568-3112
Mailing AddressPo Box 276950Sacramento, CA 95827-6950 · (925) 875-3700
Phone(925) 875-6100
Sole ProprietorNo
Enumeration DateMarch 30, 2016
Last NPPES UpdateJune 5, 20253 updates tracked since enumeration
NPPES CertifiedJune 5, 2025
✔ NPI 1255794970 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A150393
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.
4050 DUBLIN BLVD, Dublin, CA 94568
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Secondary Practice Location 1

Location 1747 52nd StOakland, CA 94609-1809 · Phone (510) 428-3331

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ryan Lin M.d. 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 Ryan Lin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Sutter Bay Medical Foundation
21 mi
Multi-Specialty
12 CAMINO ENCINAS
Orinda, CA 94563
  • Reassigned Medicare billing, California enrollment
  • 4,479 clinicians in this Medicare group
NPI 1366898538 (510) 204-8180

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 94568 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 20

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

KIMBERLY H CHONG MD
Pediatrics
4050 DUBLIN BLVD
DUBLIN, CA 94568
Alameda County (925) 875-6100
SARAH BEANN LEU MD
Pediatrics
4050 DUBLIN BLVD
DUBLIN, CA 94568
Alameda County (925) 875-6100
REBECCA OLVEDA
Pediatrics
4050 DUBLIN BLVD
DUBLIN, CA 94568
Alameda County (925) 875-6100
PRIYA RAJENDRAN MD
Dermatology
4050 DUBLIN BLVD
DUBLIN, CA 94568
Alameda County (925) 875-6100
MRS. SAIMA CHAUDHRY R.D.
Dietitian, Registered
4050 DUBLIN BLVD
DUBLIN, CA 94568
Alameda County (510) 498-2184
CONNIE T WIDDOWSON D O
Obstetrics & Gynecology
4050 DUBLIN BLVD
DUBLIN, CA 94568
Alameda County (925) 875-6100
CARLA RITA ANTYPAS DO
Family Medicine
4050 DUBLIN BLVD
DUBLIN, CA 94568
Alameda County (925) 875-6100
MRS. MINAL DOSHI LCSW
Social Worker (Clinical)
4050 DUBLIN BLVD
DUBLIN, CA 94568
Alameda County (925) 875-6100

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 Ryan Lin's NPI number?

The NPI number for Ryan Lin is 1255794970. It was assigned to this individual provider in the NPPES registry on March 30, 2016.

Where is Ryan Lin located?

Ryan Lin practices at 4050 Dublin Blvd, Dublin, CA 94568. The listed phone number is (925) 875-6100.

What is Ryan Lin's specialty?

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

Is Ryan Lin enrolled in Medicare?

Yes. Ryan Lin is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ryan Lin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Lin reassigns Medicare benefits to Sutter Bay Medical Foundation (Orinda, 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 Ryan Lin'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 Ryan Lin was last updated on June 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.