MITCHELL JAY PECK ENG MS, CCC-SLP
NPI 1023772936
Speech-Language Pathologist in Grass Valley, CA

Q: What is Mitchell Peck Eng's NPI number?

The NPI number for Mitchell Peck Eng is 1023772936. It was assigned to this individual provider in the NPPES registry on October 26, 2021. The provider is also known as Mitchell Jay Peck.

Q: What is Mitchell Peck Eng's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mitchell Peck Eng was last updated on August 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since October 26, 2021Accepts Medicare Assignment

120 RICHARDSON ST UNIT 7, GRASS VALLEY, CA 95945(530) 264-8838(530) 389-3338 Get Directions Write a Review

NPPES record last updated: August 28, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 28, 2023, Aug 9, 2022, Jul 25, 2022 and 1 more (4 updates tracked since 2021).

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About Mitchell Jay Peck Eng Ms, Ccc-slp NPPES

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

MITCHELL JAY PECK ENG MS, CCC-SLP (NPI 1023772936) is an individual speech-language pathologist provider in Grass Valley, California, licensed in California (33873) and active in the NPI registry since October 2021. He is a graduate of Other (2021).

NPPES Registry Identity

NPI1023772936

Entity TypeIndividualMale

Primary Taxonomy235Z00000X

Provider Legal NameMITCHELL JAY PECK ENGCredential: MS, CCC-SLP

Location Address120 RICHARDSON ST UNIT 7Grass Valley, CA 95945-6363

Mailing Address120 Richardson St Unit 7Grass Valley, CA 95945-6363 · (530) 264-8838 · Fax (530) 389-3338

Phone(530) 264-8838

Fax(530) 389-3338

Sole ProprietorYes

Medical School CMSOtherGraduated 2021

Enumeration DateOctober 26, 2021

Last NPPES UpdateAugust 28, 20234 updates tracked since enumeration

NPPES CertifiedAugust 28, 2023

✔ NPI 1023772936 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 CA · 33873

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.

120 RICHARDSON ST UNIT 7, Grass Valley, CA 95945

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Other Names 1

Former Name (1)Mitchell Jay Peck

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mitchell Jay Peck Eng Ms, Ccc-slp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2769875244

PECOS Enrollment IDI20220204000899

Medicare Billing Reassignment

Medicare enrollment records show Mitchell Peck Eng reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mountain Voice And Speech Therapy PC

1.6 mi

Hearing and Speech

457 SUTTON WAY
Grass Valley, CA 95945

Reassigned Medicare billing, California enrollment
2 clinicians in this Medicare group

NPI 1609626217 (530) 264-8838

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Treatment of speech, language, voice, communication, and/or hearing processing disorder 92507

This treatment involves working with a specialist to improve communication skills. It could involve exercises to enhance speech clarity, language understanding, voice volume, or hearing comprehension. The goal is to enhance your ability to express and understand others effectively.

210 services11 patients

Other Providers at the Same Location NPPES

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

CATARI LACORAZZA

Occupational Therapist

120 RICHARDSON ST UNIT 7
GRASS VALLEY, CA 95945

Nevada County (530) 559-1762

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 Mitchell Peck Eng's NPI number?

The NPI number for Mitchell Peck Eng is 1023772936. It was assigned to this individual provider in the NPPES registry on October 26, 2021. The provider is also known as Mitchell Jay Peck.

Where is Mitchell Peck Eng located?

Mitchell Peck Eng practices at 120 Richardson St Unit 7, Grass Valley, CA 95945. The listed phone number is (530) 264-8838.

What is Mitchell Peck Eng's specialty?

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

Is Mitchell Peck Eng enrolled in Medicare?

Yes. Mitchell Peck Eng is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Mitchell Peck Eng's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mitchell Peck Eng reassigns Medicare benefits to Mountain Voice And Speech Therapy PC (Grass Valley, CA). 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 Mitchell Peck Eng'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 Mitchell Peck Eng was last updated on August 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.