Christopher O'Barr, CRNP
NPI 1023493509 · Family Nurse Practitioner · Huntsville, AL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher O'Barr, CRNP is a Family Nurse Practitioner provider in Huntsville, AL (NPI 1023493509).
Provider details
- NPI number
- 1023493509
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Male
- Sole proprietor
- No
- License
- 1-102890 (AL)
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
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,031 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 | 451 | $98 |
| 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 | 213 | $13 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 100 | $14 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 97 | $98 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 69 | $98 |
| Telephone Medical Discussion With Physician, 11-20 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 131 | 53 |
| Amlodipine Besylate | 126 | 53 |
| Levothyroxine Sodium | 85 | 36 |
| Rosuvastatin Calcium | 75 | 32 |
| Telmisartan | 72 | 31 |
| Losartan Potassium | 61 | 29 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$945 across 61 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
Registry dates
- Enumerated
- 2015-07-24
- Last updated
- 2015-07-24
Frequently asked questions
- What is Christopher O'Barr's NPI number?
- Christopher O'Barr's National Provider Identifier (NPI) is 1023493509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher O'Barr's specialty?
- Christopher O'Barr is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Christopher O'Barr located?
- Christopher O'Barr's practice location on file with NPPES is 2604 Quail Ridge Lane Sw, Huntsville, AL 35803.
- What is Christopher O'Barr's phone number?
- The practice phone number listed in the NPPES registry for Christopher O'Barr is (256) 631-6540.
- Does Christopher O'Barr accept Medicare?
- Christopher O'Barr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher O'Barr's NPI active?
- Yes — Christopher O'Barr's NPI (1023493509) is active in the NPPES registry as of the last update on 2015-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.