Diane Keahey, DNP APRN FNP-BC
NPI 1912013988 · Family Nurse Practitioner · Sherman, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Keahey, DNP APRN FNP-BC is a Family Nurse Practitioner provider in Sherman, TX (NPI 1912013988).
Provider details
- NPI number
- 1912013988
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP APRN FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 225881 (OK)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
19 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
558 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 166 | $74 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 120 | $104 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 117 | $32 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 91 | $39 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 40 | $37 |
| Injection of Drug Or Substance Under Skin Or Into Muscle |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 136 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 322 | 66 |
| Atorvastatin Calcium | 266 | 74 |
| Lisinopril | 229 | 66 |
| Levothyroxine Sodium | 213 | 58 |
| Amlodipine Besylate | 202 | 56 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 202 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$642 across 33 records (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)
- 3415 N Heritage PkwySherman, TX 75092Phone: (903) 308-4336Fax: (903) 771-4541
Registry dates
- Enumerated
- 2006-08-22
- Last updated
- 2026-04-28
- Certified
- 2026-04-28
Frequently asked questions
- What is Diane Keahey's NPI number?
- Diane Keahey's National Provider Identifier (NPI) is 1912013988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Keahey's specialty?
- Diane Keahey is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Keahey located?
- Diane Keahey's practice location on file with NPPES is 300 N Highland Ave Ste 455, Sherman, TX 75092-7391.
- What is Diane Keahey's phone number?
- The practice phone number listed in the NPPES registry for Diane Keahey is (903) 871-5671.
- Does Diane Keahey accept Medicare?
- Diane Keahey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Keahey's NPI active?
- Yes — Diane Keahey's NPI (1912013988) is active in the NPPES registry as of the last update on 2026-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.