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DR. KENDRA WALKER SIROLLY MD
NPI 1144257502
Pediatrics in Princeton, NJ

Active since June 28, 2006PECOS Enrolled
281 WITHERSPOON ST STE 200, PRINCETON, NJ 08540(609) 924-4892(877) 409-2156 Get Directions Write a Review

NPPES record last updated: March 4, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 4, 2025, Jun 1, 2023, Mar 29, 2023 (3 updates tracked since 2023).

About Dr. Kendra Walker Sirolly Md NPPES

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

DR. KENDRA WALKER SIROLLY MD (NPI 1144257502) is an individual pediatrics provider in Princeton, New Jersey, licensed in New Jersey (25MA09908100) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and maintains a secondary practice location in York.

NPPES Registry Identity

NPI1144257502
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. KENDRA WALKER SIROLLYCredential: MD
Location Address281 WITHERSPOON ST STE 200Princeton, NJ 08540-3224
Mailing Address401 Route 73 N Ste 320Marlton, NJ 08053-3426 · (609) 924-4892 · Fax (877) 409-2156
Phone(609) 924-4892
Fax(877) 409-2156
Sole ProprietorNo
Enumeration DateJune 28, 2006
Last NPPES UpdateMarch 4, 20253 updates tracked since enumeration
NPPES CertifiedJune 1, 2023
✔ NPI 1144257502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in NJ · 25MA09908100✔ Licensed in PA · MD427522
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.
281 WITHERSPOON ST STE 200, Princeton, NJ 08540
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Other Names 1

Former Name (1)Dr. Kendra Marie Walker Md

Secondary Practice Location 1

Location 12339 S George StYork, PA 17403-5009 · Phone (717) 812-3040 · Fax (717) 812-3049

Other Identifiers 12

Other100485PA · Geisinger
Other1808808PA · Highmark Blue Shield
Other20049243PA · Ah Mercy-wmg S Geo St
Other50056182PA · Capital Blue Cross-wmg
Other102603PA · Johns Hopkins
Other176440PA · Unison-wmg
Other648832MD · Carefirst Md Bcbs
Other7336926PA · Aetna
Other20049244PA · Ah Mercy-wmg Windsor Rd
OtherP006962PA · Gateway-wmg
Other2143982PA · Mamsi-wmg
Medicaid101470031PA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Kendra Walker Sirolly Md 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 Kendra Sirolly reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advocare, LLC
35 mi
Pediatrics
401 ROUTE 73 N STE 320
Marlton, NJ 08053
  • Reassigned Medicare billing, New Jersey enrollment
  • 909 clinicians in this Medicare group
NPI 1770538696 (856) 872-7055

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 08540 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
$94.90 typical visit price
range $61.59 – $185.05
Typical copayment $23.72 (range $15.39 – $46.26)
Most-billed visit code 99203
Established Patient
$107.94 typical visit price
range $20.08 – $150.98
Typical copayment $26.98 (range $5.02 – $37.74)
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 5

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

KRISTIN M FAWCETT NP
Nurse Practitioner (Pediatrics)
281 WITHERSPOON ST STE 200
PRINCETON, NJ 08540
Mercer County (609) 924-4892
KAREN ROSSI MSN
Nurse Practitioner (Pediatrics)
281 WITHERSPOON ST STE 200
PRINCETON, NJ 08540
Mercer County (609) 924-4892
DR. PAULA GRASSO ZOLLNER MD
Pediatrics
281 WITHERSPOON ST STE 200
PRINCETON, NJ 08540
Mercer County (609) 924-4892
ADVOCARE , LLC
Pediatrics
281 WITHERSPOON ST STE 200
PRINCETON, NJ 08540
Mercer County (609) 900-7229
LOUIS J TESORO MD
Pediatrics
281 WITHERSPOON ST STE 200
PRINCETON, NJ 08540
Mercer County (609) 924-4892

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 Kendra Sirolly's NPI number?

The NPI number for Kendra Sirolly is 1144257502. It was assigned to this individual provider in the NPPES registry on June 28, 2006. The provider is also known as Dr. Kendra Marie Walker MD.

Where is Kendra Sirolly located?

Kendra Sirolly practices at 281 Witherspoon St Ste 200, Princeton, NJ 08540. The listed phone number is (609) 924-4892.

What is Kendra Sirolly's specialty?

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

Is Kendra Sirolly enrolled in Medicare?

Yes. Kendra Sirolly is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Kendra Sirolly's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kendra Sirolly reassigns Medicare benefits to Advocare, LLC (Marlton, NJ). 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 Kendra Sirolly's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kendra Sirolly accept?

Health plans from Oscar Health list Kendra Sirolly as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Kendra Sirolly was last updated on March 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.