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LARRY J TIEFENBRUNN M.D.
NPI 1336118025
Pediatrics - Adolescent Medicine in East Brunswick, NJ

Active since March 15, 2006PECOS Enrolled
503 CRANBURY RD, EAST BRUNSWICK, NJ 08816(732) 390-8400(732) 390-8970 Get Directions Write a Review

NPPES record last updated: March 15, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Larry J Tiefenbrunn M.d. NPPES

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

LARRY J TIEFENBRUNN M.D. (NPI 1336118025) is an individual adolescent medicine provider in East Brunswick, New Jersey, licensed in New Jersey (MA047770) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1336118025
Entity TypeIndividualMale
Primary Taxonomy2080A0000X
Provider Legal NameLARRY J TIEFENBRUNNCredential: M.D.
Location Address503 CRANBURY RDEast Brunswick, NJ 08816-3612
Mailing Address503 Cranbury RdEast Brunswick, NJ 08816-3612 · (732) 390-8400 · Fax (732) 390-8970
Phone(732) 390-8400
Fax(732) 390-8970
Sole ProprietorNo
Enumeration DateMarch 15, 2006
Last NPPES UpdateMarch 15, 2017
✔ NPI 1336118025 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Adolescent MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080A0000X
License✔ Licensed in NJ · MA047770
Definition
A pediatrician who specializes in adolescent medicine is a multi-disciplinary healthcare specialist trained in the unique physical, psychological and social characteristics of adolescents, their healthcare problems and needs.
503 CRANBURY RD, East Brunswick, NJ 08816
Open in Google Maps ↗

Other Identifiers 6

OtherP2676479NJ · Oxford
OtherF06243NJ · Healthnet Id
OtherMA047770NJ · Hip/phcs
Other222694202NJ · Tin
Other202433NJ · United Id
Other0070672NJ · Qualcare/ghi Id Ny

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)

Larry J Tiefenbrunn 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 Larry Tiefenbrunn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advocare, LLC
46 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.

Other Providers at the Same Location NPPES 6

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

ADVOCARE , LLC
Pediatrics
503 CRANBURY RD
EAST BRUNSWICK, NJ 08816
Middlesex County (732) 390-8400
TIEFENBRUNN & FORTIN PEDIATRICS
Pediatrics
503 CRANBURY RD
EAST BRUNSWICK, NJ 08816
Middlesex County (732) 390-8400
MS. KRISTEN RUNYON PNP
Nurse Practitioner (Pediatrics)
503 CRANBURY RD
EAST BRUNSWICK, NJ 08816
Middlesex County (732) 390-8400
MICHELE P. TUCK M.D.
Pediatrics (Adolescent Medicine)
503 CRANBURY RD
EAST BRUNSWICK, NJ 08816
Middlesex County (732) 390-8400
SHREY PRADIP PATEL MD
Pediatrics
503 CRANBURY RD
EAST BRUNSWICK, NJ 08816
Middlesex County (732) 390-8400
ROBERT GLENN FORTIN M.D.
Pediatrics (Adolescent Medicine)
503 CRANBURY RD
EAST BRUNSWICK, NJ 08816
Middlesex County (732) 390-8400

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 Larry Tiefenbrunn's NPI number?

The NPI number for Larry Tiefenbrunn is 1336118025. It was assigned to this individual provider in the NPPES registry on March 15, 2006.

Where is Larry Tiefenbrunn located?

Larry Tiefenbrunn practices at 503 Cranbury Rd, East Brunswick, NJ 08816. The listed phone number is (732) 390-8400.

What is Larry Tiefenbrunn's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Adolescent Medicine, with taxonomy code 2080A0000X.

Is Larry Tiefenbrunn enrolled in Medicare?

Yes. Larry Tiefenbrunn is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Larry Tiefenbrunn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Larry Tiefenbrunn 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 Larry Tiefenbrunn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Larry Tiefenbrunn accept?

Health plans from Oscar Health list Larry Tiefenbrunn 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 Larry Tiefenbrunn was last updated on March 15, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.