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THERESA A SCHNORR P.N.P.
NPI 1932257698
Nurse Practitioner - Pediatrics in Waltham, MA

Active since January 08, 2007PECOS Enrolled
40 SECOND AVE, SUITE 340, WALTHAM, MA 02451(781) 466-8980(781) 466-8987 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Theresa A Schnorr P.n.p. NPPES

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

THERESA A SCHNORR P.N.P. (NPI 1932257698) is an individual pediatrics provider in Waltham, Massachusetts, licensed in Massachusetts (144507NP) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1932257698
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameTHERESA A SCHNORRCredential: P.N.P.
Location Address40 SECOND AVE, SUITE 340Waltham, MA 02451
Mailing Address35 Fieldstone Farm RdSudbury, MA 01776-1851 · (978) 443-3067 · Fax (781) 466-8987
Phone(781) 466-8980
Fax(781) 466-8987
Sole ProprietorNo
Enumeration DateJanuary 8, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1932257698 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 MA · 144507NP
40 SECOND AVE, Waltham, MA 02451
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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)

Theresa A Schnorr 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 Reassignments

2

Medicare enrollment records show Theresa Schnorr reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Massachusetts General Physicians Organization Inc
10 mi
Dermatology
55 FRUIT ST, BUL 2
Boston, MA 02114
  • Reassigned Medicare billing, Massachusetts enrollment
  • 6,360 clinicians in this Medicare group
NPI 1801874573 (617) 724-0287
The General Hospital Corporation
10 mi
General Acute Care Hospital
55 FRUIT ST, BULFINCH 360
Boston, MA 02114
  • Reassigned Medicare billing, Massachusetts enrollment
  • 6,234 clinicians in this Medicare group
NPI 1023049236 (617) 726-2000

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 02451 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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 10

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

DONNA ANN STAMPONE N.P. M.S.
Nurse Practitioner (Obstetrics & Gynecology)
40 SECOND AVE
WALTHAM, MA 02451
Middlesex County (781) 487-3860
CHARLES A KELLY MD
Anesthesiology
40 SECOND AVE
WALTHAM, MA 02451
Middlesex County (617) 726-3030
DEVASENA BALASUBRAMANIAM M.D.
Internal Medicine
40 SECOND AVE, MASS GENERAL WEST
WALTHAM, MA 02451
Middlesex County (781) 487-4350
DR. AUBREY J KATZ MD
Pediatrics (Pediatric Gastroenterology)
40 SECOND AVE, MASS GENERAL WEST
WALTHAM, MA 02451
Middlesex County (781) 466-8967
DR. JEFFREY A BILLER MD
Pediatrics (Pediatric Gastroenterology)
40 SECOND AVE, STE 340 MASS GENERAL WEST
WALTHAM, MA 02451
Middlesex County (781) 466-8988
DR. CHRISTINA GELEV MD
Internal Medicine
40 SECOND AVE, SUITE 400 MASS GENERAL MEDICAL GROUP
WALTHAM, MA 02451
Middlesex County (781) 487-4350
DR. VICTORIA R MCEVOY MD
Pediatrics
40 SECOND AVE, STE 400 MASS GENERAL MEDICAL GROUP WALTHAM
WALTHAM, MA 02451
Middlesex County (781) 522-9000
DR. ARTHUR KING-FAN TONG MBBS
Dermatology
40 SECOND AVE, MASS GENERAL WEST
WALTHAM, MA 02451
Middlesex County (781) 522-9000

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 Theresa Schnorr's NPI number?

The NPI number for Theresa Schnorr is 1932257698. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Where is Theresa Schnorr located?

Theresa Schnorr practices at 40 Second Ave Suite 340, Waltham, MA 02451. The listed phone number is (781) 466-8980.

What is Theresa Schnorr's specialty?

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

Is Theresa Schnorr enrolled in Medicare?

Yes. Theresa Schnorr is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Theresa Schnorr's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Theresa Schnorr reassigns Medicare benefits to 2 organizations: Massachusetts General Physicians Organization Inc (Boston, MA) and The General Hospital Corporation (Boston, MA). 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 Theresa Schnorr'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 Theresa Schnorr was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.