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KATHERINE A ENGSTLER M.A., CCC-SLP
NPI 1871727065
Speech-Language Pathologist in Waltham, MA

Active since May 04, 2009
9 HOPE AVE, SECOND FLOOR WEST, WALTHAM, MA 02453(781) 216-2241(781) 216-2252 Get Directions Write a Review

NPPES record last updated: May 4, 2009. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Katherine A Engstler M.a., Ccc-slp NPPES

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

KATHERINE A ENGSTLER M.A., CCC-SLP (NPI 1871727065) is an individual speech-language pathologist provider in Waltham, Massachusetts, licensed in Massachusetts (SP-7690-SL) and active in the NPI registry since May 2009.

NPPES Registry Identity

NPI1871727065
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameKATHERINE A ENGSTLERCredential: M.A., CCC-SLP
Location Address9 HOPE AVE, SECOND FLOOR WESTWaltham, MA 02453-2741
Mailing Address9 Hope Ave, Second Floor WestWaltham, MA 02453-2741 · (781) 216-2241 · Fax (781) 216-2252
Phone(781) 216-2241
Fax(781) 216-2252
Sole ProprietorNo
Enumeration DateMay 4, 2009
✔ NPI 1871727065 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in MA · SP-7690-SL
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
9 HOPE AVE, Waltham, MA 02453
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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)

Katherine A Engstler M.a., Ccc-slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Katherine Engstler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Chmc Otolaryngologic Foundation, Inc
7.7 mi
Otolaryngology
300 LONGWOOD AVE
Boston, MA 02115
  • Reassigned Medicare billing, Massachusetts enrollment
  • 79 clinicians in this Medicare group
NPI 1124118229 (617) 355-6460

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 20

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

ALYSSA BARZACH M.S., CCC-SLP
Speech-Language Pathologist
9 HOPE AVE
WALTHAM, MA 02453
Middlesex County (781) 216-2209
JULIE FRENCH LICSW
Social Worker (Clinical)
9 HOPE AVE
WALTHAM, MA 02453
Middlesex County (617) 355-6000
MARY WOODLAND LICSW
Social Worker (Clinical)
9 HOPE AVE
WALTHAM, MA 02453
Middlesex County (781) 216-3352
DR. AMANDA ROSE MICHEL PT, DPT
Physical Therapist
9 HOPE AVE
WALTHAM, MA 02453
Middlesex County (781) 216-2100
SHARON SHAHAM MS
Speech-Language Pathologist
9 HOPE AVE
WALTHAM, MA 02453
Middlesex County (781) 216-2200
TERRELL A CLARK PHD
Psychologist (Clinical Child & Adolescent)
9 HOPE AVE
WALTHAM, MA 02453
Middlesex County (781) 216-2200
TAMAR M GOMES AU.D.
Audiologist
9 HOPE AVE
WALTHAM, MA 02453
Middlesex County (781) 216-2304
NICOLE M. SEMON PT, DPT, PCS
Physical Therapist
9 HOPE AVE, DEPARTMENT OF PHYSICAL AND OCCUPATIONAL THERAPY
WALTHAM, MA 02453
Middlesex County (781) 216-3670

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 Katherine Engstler's NPI number?

The NPI number for Katherine Engstler is 1871727065. It was assigned to this individual provider in the NPPES registry on May 4, 2009.

Where is Katherine Engstler located?

Katherine Engstler practices at 9 Hope Ave Second Floor West, Waltham, MA 02453. The listed phone number is (781) 216-2241.

What is Katherine Engstler's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is Katherine Engstler enrolled in Medicare?

Yes. Katherine Engstler is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Katherine Engstler's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Engstler reassigns Medicare benefits to Chmc Otolaryngologic Foundation, Inc (Boston, MA). 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 Katherine Engstler'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 Katherine Engstler was last updated on May 4, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.