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DR. LAUREN FRAZER MD, PHD
NPI 1578950770
Pediatrics - Neonatal-Perinatal Medicine in Boston, MA

Active since April 25, 2015PECOS Enrolled
300 LONGWOOD AVE # ENDERS9, BOSTON, MA 02115(410) 991-5275(617) 730-0260 Get Directions Write a Review

NPPES record last updated: August 16, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 16, 2021, Jul 25, 2018 (2 updates tracked since 2018).

About Dr. Lauren Frazer Md, Phd NPPES

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

DR. LAUREN FRAZER MD, PHD (NPI 1578950770) is an individual neonatal-perinatal medicine provider in Boston, Massachusetts, licensed in Massachusetts (274429) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS and maintains a secondary practice location in Chapel Hill.

NPPES Registry Identity

NPI1578950770
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameDR. LAUREN FRAZERCredential: MD, PHD
Location Address300 LONGWOOD AVE # ENDERS9Boston, MA 02115
Mailing Address300 Longwood Ave # Enders9Boston, MA 02115-5724 · (410) 991-5275 · Fax (617) 730-0260
Phone(410) 991-5275
Fax(617) 730-0260
Sole ProprietorYes
Enumeration DateApril 25, 2015
Last NPPES UpdateAugust 16, 20212 updates tracked since enumeration
NPPES CertifiedAugust 16, 2021
✔ NPI 1578950770 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in MA · 274429
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
300 LONGWOOD AVE # ENDERS9, Boston, MA 02115
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Secondary Practice Location 1

Location 1101 Manning DrChapel Hill, NC 27514-4220 · Phone (984) 974-1000

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Lauren Frazer Md, Phd 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 Lauren Frazer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Nhcs Physicians, Inc.
569 mi
Hematology & Oncology
2460 CURTIS ELLIS DR
Rocky Mount, NC 27804
  • Reassigned Medicare billing, North Carolina enrollment
  • 205 clinicians in this Medicare group
NPI 1932652492 (252) 962-8076
University Of North Carolina At Chapel Hill
569 mi
Neurological Surgery
2206 WILBORN AVE, SUITE ONE
South Boston, VA 24592
  • Reassigned Medicare billing, North Carolina enrollment
  • 2,797 clinicians in this Medicare group
NPI 1407308703 (984) 974-1273

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Lauren Frazer's NPI number?

The NPI number for Lauren Frazer is 1578950770. It was assigned to this individual provider in the NPPES registry on April 25, 2015.

Where is Lauren Frazer located?

Lauren Frazer practices at 300 Longwood Ave # Enders9, Boston, MA 02115. The listed phone number is (410) 991-5275.

What is Lauren Frazer's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Lauren Frazer enrolled in Medicare?

Yes. Lauren Frazer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Lauren Frazer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Frazer reassigns Medicare benefits to 2 organizations: Nhcs Physicians, Inc. (Rocky Mount, NC) and University Of North Carolina At Chapel Hill (South Boston, VA). 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 Lauren Frazer'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 Lauren Frazer was last updated on August 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.