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Active NPI 1801405022 Individual Practitioner Female Practitioner

Marissa Lynn Humphrey , CCC-SLP

Speech-Language Pathologist • Davison, MI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Marissa Humphrey, CCC-SLP is a certified Speech-Language Pathologist practicing in Davison, MI. With approximately 8 years of clinical experience since graduating from Central Michigan College Of Medicine in 2018, Marissa Humphrey delivers high-quality medical care to the local community at 9100 LAPEER RD STE C.

Marissa Humphrey is affiliated with Humpz Llc and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

9100 Lapeer Rd Ste C

Davison, MI 484233620

Telephone 8104124183
Fax 8103098635
Associated Practice Facility / Clinic
🏢 Humpz Llc Facility NPI 1366028490

Medicare Profile & Education

Medical School

Central Michigan College Of Medicine

Graduation Year

2018

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Speech-Language Pathologist in Davison, MI

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
8 Yrs -4.3 yrs vs City Avg
City Avg: 12.3 Yrs
State Avg: 12.5 Yrs
Regional Practice Density
16 Specialists

Practicing in Davison, MI (3778 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Humphrey (8 Years) 8 Yrs
Davison Specialty Average (12.3 Years) 12.3 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-11-12
Speech-Language Pathologist Primary Specialty

NUCC Taxonomy Code: 235Z00000X

State License MI 7101006194

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.

Hospital & Practice Group Affiliations

Humpz Llc

3196 S Irish Rd, Davison, MI 484232434

Humpz Llc

3196 S Irish Rd, Davison, MI 484232434

Phone: 4124369757

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

6 Associated Practitioners
Jessica Pomerville , MA-CCC-SLP

Speech-Language Pathologist

NPI 1114700382

MACCCSLP

Hannah Purcella

Speech-Language Pathologist

NPI 1275454431
Savannah Thomas , MS, CCC-SLP

Speech-Language Pathologist

NPI 1295658052

Master of Science, Speech-Language Pathologist (Certificate of Clinical Competence)

Kaitlyn Vannoord , MS, CCC-SLP

Speech-Language Pathologist

NPI 1508661711

Master of Science, Speech-Language Pathologist (Certificate of Clinical Competence)

Abby Rea , CCC-SLP

Speech-Language Pathologist

NPI 1609551514

Speech-Language Pathologist (Certificate of Clinical Competence)

Madisen Macwebb , SLP

Speech-Language Pathologist

NPI 1700774486

Speech-Language Pathologist

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
📍
Updated Practice Location November 12, 2025

Registered at 9100 LAPEER RD STE C, DAVISON, MI 484233620 (Tel: 8104124183)

📍
Updated Business Mailing Address November 12, 2025

Registered at 9100 LAPEER RD STE C, DAVISON, MI 484233620 (Tel: 8104124183)

NPI Profile Active July 23, 2020

NPI status registered as active in NPPES database

📍
Updated Practice Location July 23, 2020

Registered at 320 N MAIN ST, DAVISON, MI 484231423 (Tel: 8104124573)

📍
Updated Business Mailing Address July 23, 2020

Registered at 9216 HAWTHORN DR, DAVISON, MI 484232084 (Tel: 8107019271)

👤
Provider Name / Credentials Updated July 23, 2020

Recorded as MARISSA HUMPHREY, CCC-SLP

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 23, 2020

Speech-Language Pathologist (License #7101006194 in MI)

🟢
Initial NPI Registration & Enumeration July 23, 2020

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1801405022
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 23, 2020
Last Update: November 12, 2025
Sole Proprietor: No

Mailing Address

9100 Lapeer Rd Ste C

Davison, MI 484233620

Phone: 8104124183

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.