Doctor profile · Federal record
Dr. Mariah Hartzell, MS, CCC-SLP
Speech-Language Pathologist · Norman, OK
- NPI 1336665694
- MIPS 89.6 / 100 · 2023
- 9 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
724 24Th Ave Nw Ste 100
Norman, OK 730696214
(405) 447-1571
Credentials & registration
- NPI registered
- August 2017 — 9 yrs on file
- Profile last updated
- December 22, 2020
- Specialty taxonomy
- 235Z00000X — NUCC code
- State license (1)
- Oklahoma #5471
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336665694. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
108
Distinct HCPCS
1
Medicare allowed
$7,794
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92507 |
Treatment of speech, language, voice, communication, and/or hearing processing disorder | 108 | 19 | $72 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 112. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. Mariah Hartzell's medical specialty?
Dr. Mariah Hartzell practices Speech-Language Pathologist in Norman, OK.
Where does Dr. Mariah Hartzell practice?
Dr. Mariah Hartzell practices at 724 24Th Ave Nw Ste 100, Norman, OK 730696214. Office phone: 4054471571.
What is Dr. Mariah Hartzell's NPI?
Dr. Mariah Hartzell's National Provider Identifier (NPI) is 1336665694, issued by NPPES.
What procedures does Dr. Mariah Hartzell commonly perform?
Top Medicare-reported procedures in 2023: Treatment of speech, language, voice, communication, and/or hearing processing disorder (HCPCS 92507). Source: CMS Medicare Physician & Other Practitioners file.