Mariah Harmon, APRN
NPI 1992464978 · Nurse Practitioner · Woodward, OK
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariah Harmon, APRN is a Nurse Practitioner provider in Woodward, OK (NPI 1992464978).
Provider details
- NPI number
- 1992464978
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 204825 (OK)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
4 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,318 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 404 | $85 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 338 | $100 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 291 | $32 |
| Testing for Presence of Drug, By Chemistry Analyzers80307 | 253 | $61 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 238 | $59 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tizanidine Hcl | 87 | 49 |
| Gabapentin | 76 | 42 |
| Tramadol Hcl | 62 | 31 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 56 | 30 |
| Cyclobenzaprine Hcl | 33 | 26 |
| Meloxicam | 21 | 13 |
| Methocarbamol | 21 | 12 |
| Buprenorphine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$121 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 1710 W 3rd St Ste 100Elk City, OK 73644-5160Phone: (580) 339-8001
Registry dates
- Enumerated
- 2021-12-17
- Last updated
- 2022-01-14
- Certified
- 2022-01-14
Frequently asked questions
- What is Mariah Harmon's NPI number?
- Mariah Harmon's National Provider Identifier (NPI) is 1992464978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariah Harmon's specialty?
- Mariah Harmon is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mariah Harmon located?
- Mariah Harmon's practice location on file with NPPES is 908 19th St Ste 100, Woodward, OK 73801-2308.
- What is Mariah Harmon's phone number?
- The practice phone number listed in the NPPES registry for Mariah Harmon is (580) 290-5092.
- Does Mariah Harmon accept Medicare?
- Mariah Harmon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariah Harmon's NPI active?
- Yes — Mariah Harmon's NPI (1992464978) is active in the NPPES registry as of the last update on 2022-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.