Carissa Davis, PA
NPI 1639625551 · Physician Assistant · Dallas, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carissa Davis, PA is a Physician Assistant provider in Dallas, TX (NPI 1639625551).
Provider details
- NPI number
- 1639625551
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- PA10695 (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 tenure25% of score
9 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
371 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 | 222 | $76 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 50 | $106 |
| 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 | $14 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 32 | $109 |
| Automated Urinalysis Test81003 | 13 | $2 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 76 | 27 |
| Amlodipine Besylate | 63 | 23 |
| Rosuvastatin Calcium | 61 | 19 |
| Sertraline Hcl | 54 | 13 |
| Azithromycin | 50 | 43 |
| Losartan Potassium | 45 | 18 |
| Azelastine Hcl | 43 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,421 across 83 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
- 2016-08-31
- Last updated
- 2021-09-27
- Certified
- 2021-09-27
Frequently asked questions
- What is Carissa Davis's NPI number?
- Carissa Davis's National Provider Identifier (NPI) is 1639625551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carissa Davis's specialty?
- Carissa Davis is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carissa Davis located?
- Carissa Davis's practice location on file with NPPES is 8440 Walnut Hill Ln Ste 300, Dallas, TX 75231-3816.
- What is Carissa Davis's phone number?
- The practice phone number listed in the NPPES registry for Carissa Davis is (214) 363-5660.
- Does Carissa Davis accept Medicare?
- Carissa Davis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carissa Davis's NPI active?
- Yes — Carissa Davis's NPI (1639625551) is active in the NPPES registry as of the last update on 2021-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.