Aaron Whittington, FNP-C
NPI 1497138101 · Family Nurse Practitioner · Harlingen, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Whittington, FNP-C is a Family Nurse Practitioner provider in Harlingen, TX (NPI 1497138101).
Provider details
- NPI number
- 1497138101
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- AP128281 (TX)
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 tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
158 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 76 | $74 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 41 | $111 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 41 | $19 |
Typical Medicare-allowed amounts for these services range $19–$111 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Gabapentin | 16 |
| Naproxen | 14 |
| Omeprazole | 14 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 13 |
| Rosuvastatin Calcium | 13 |
| Duloxetine Hcl | 13 |
| Atorvastatin Calcium | 12 |
| Fluticasone Propionate | 12 |
| Diclofenac Sodium | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-06-30
- Last updated
- 2015-06-30
Frequently asked questions
- What is Aaron Whittington's NPI number?
- Aaron Whittington's National Provider Identifier (NPI) is 1497138101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Whittington's specialty?
- Aaron Whittington is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Aaron Whittington located?
- Aaron Whittington's practice location on file with NPPES is 2101 Pease St, Harlingen, TX 78550-8307.
- What is Aaron Whittington's phone number?
- The practice phone number listed in the NPPES registry for Aaron Whittington is (956) 389-5009.
- Does Aaron Whittington accept Medicare?
- Aaron Whittington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Whittington's NPI active?
- Yes — Aaron Whittington's NPI (1497138101) is active in the NPPES registry as of the last update on 2015-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.