Abigail Tunon, CRNP
NPI 1811423825 · Acute Care Nurse Practitioner · Huntsville, AL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Abigail Tunon, CRNP is a Acute Care Nurse Practitioner provider in Huntsville, AL (NPI 1811423825).
Provider details
- NPI number
- 1811423825
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1-143804 (AL)
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
9 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
762 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 429 | $99 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 179 | $72 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 53 | $132 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 34 | $238 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 28 | $88 |
| Complete Ultrasound Scan of Abdomen |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 294 | 138 |
| Pantoprazole Sodium | 274 | 118 |
| Omeprazole | 151 | 61 |
| Esomeprazole Magnesium | 69 | 31 |
| Dexlansoprazolebrand: Dexlansoprazole Dr | 63 | 19 |
| Dicyclomine Hcl | 51 | 26 |
| Linaclotidebrand: Linzess | 37 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,176 across 110 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)
- 101 Sivley Rd Sw # 300Huntsville, AL 35801-4421Phone: (256) 533-1077
Registry dates
- Enumerated
- 2017-05-11
- Last updated
- 2021-12-13
- Certified
- 2021-12-13
Frequently asked questions
- What is Abigail Tunon's NPI number?
- Abigail Tunon's National Provider Identifier (NPI) is 1811423825, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Abigail Tunon's specialty?
- Abigail Tunon is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Abigail Tunon located?
- Abigail Tunon's practice location on file with NPPES is 1 Hospital Dr Sw, Huntsville, AL 35801-6455.
- What is Abigail Tunon's phone number?
- The practice phone number listed in the NPPES registry for Abigail Tunon is (256) 429-4000.
- Does Abigail Tunon accept Medicare?
- Abigail Tunon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Abigail Tunon's NPI active?
- Yes — Abigail Tunon's NPI (1811423825) is active in the NPPES registry as of the last update on 2021-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.