NPPES file of Aug 9, 2026

Marissa Lynn Humphrey, CCC-SLP

Speech-Language Pathologist · Davison, MI

Marissa Lynn Humphrey, CCC-SLP is a speech-language pathologist with a practice address in Davison, Michigan, and NPI 1801405022, issued on Jul 23, 2020. Check the license (Michigan 7101006194, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1801405022
Name
Marissa Lynn Humphrey
Credential
CCC-SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
7101006194 MI
Self-reported in NPPES; status is on the state search
Practice location
9100 Lapeer RD Ste C, Davison, MI 48423
Phone
(810) 412-4183
Enumerated
Jul 23, 2020
Record last updated
Nov 12, 2025
Fax
(810) 309-8635
Medicare enrollment
Enrolled (PECOS I20210413000275); accepts Medicare assignment
Medical or professional school
Central Michigan College Of Medicine, 2018
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest speech-language pathologist records → All 3,734 in Michigan → Look up another NPI →

Also registered at 9100 Lapeer RD Ste C

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Madisen Macwebb, SLPSpeech-Language Pathologist1700774486
  2. Hannah PurcellaSpeech-Language Pathologist1275454431
  3. Kaitlyn Vannoord, M.S., CCC-SLPSpeech-Language Pathologist1508661711
  4. Kaitlyn WoelkeOccupational Therapist1013456656

Verify Marissa Lynn Humphrey in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 7101006194    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Humpz LLCDavison, MI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marissa Lynn Humphrey among 3,734 speech-language pathologist records in Michigan

Marissa Lynn Humphrey, CCC-SLP is one of 3,734 speech-language pathologist records with a practice address in Michigan. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 61% of them.

  • NPI issued2020 · 61% of these records are older, 34% newer
  • In a Medicare fileYes · 4% of these records are
  • In the CMS Doctors and Clinicians fileYes · 8% of these records are
  • Graduated2018 · median 2019 among the 312 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

16 speech-language pathologist records list a practice address in Davison

They are 16 of the 340 NPPES records with a practice address in Davison, and 3,734 speech-language pathologist records in Michigan.

All 3,734 in Michigan → Every provider in Davison → Speech-Language Pathologist nationwide →

The 8 speech-language pathologist records with the nearest ZIP codes

  1. Sadie Adams, MS, CCC-SLPDavison, MI 484231982032132
  2. Tori Bakewell, M.A., CF-SLPDavison, MI 484231134747181
  3. Hannah BlakeDavison, MI 484231265291306
  4. Heather Brown, MA CCC-SLPDavison, MI 484231912146929
  5. Valeta GageDavison, MI 484231801636915
  6. Alexis NovelliDavison, MI 484231871004929
  7. Paula Parker-Kabana, CCC-SLPDavison, MI 484231588343172
  8. Stacy Parsons, MA, CCC-SLPDavison, MI 484231497544191

Common questions

What is Marissa Lynn Humphrey, CCC-SLP's NPI number?

Marissa Lynn Humphrey, CCC-SLP's National Provider Identifier (NPI) is 1801405022, issued on Jul 23, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Marissa Lynn Humphrey, CCC-SLP located?

The NPPES record lists a practice address at 9100 Lapeer RD Ste C, Davison, MI, 48423. Phone: (810) 412-4183. Providers update this record themselves, so call before visiting.

How can I verify Marissa Lynn Humphrey, CCC-SLP's license?

NPPES lists Michigan license number 7101006194, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.