Charles Grubb, P.A.
NPI 1366484354 · Physician Assistant · Irving, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Grubb, P.A. is a Physician Assistant provider in Irving, TX (NPI 1366484354).
Provider details
- NPI number
- 1366484354
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Male
- Sole proprietor
- No
- License
- PA03541 (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
20 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
262 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 39 | $104 |
| 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 | 31 | $13 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 28 | $10 |
| Hemoglobin A1c Level83036 | 27 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 27 | $8 |
| Blood Test, Thyroid Stimulating Hormone (tsh) |
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 |
|---|---|---|
| Atorvastatin Calcium | 53 | 20 |
| Losartan Potassium | 27 | — |
| Rosuvastatin Calcium | 24 | 12 |
| Amlodipine Besylate | 23 | — |
| Levothyroxine Sodium | 20 | — |
| Lisinopril | 18 | — |
| Olmesartan Medoxomil |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-12
- Last updated
- 2024-05-22
- Certified
- 2024-05-22
Frequently asked questions
- What is Charles Grubb's NPI number?
- Charles Grubb's National Provider Identifier (NPI) is 1366484354, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Grubb's specialty?
- Charles Grubb is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Charles Grubb located?
- Charles Grubb's practice location on file with NPPES is 6750 N Macarthur Blvd Ste 350, Irving, TX 75039-2484.
- What is Charles Grubb's phone number?
- The practice phone number listed in the NPPES registry for Charles Grubb is (972) 556-1616.
- Does Charles Grubb accept Medicare?
- Charles Grubb is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Grubb's NPI active?
- Yes — Charles Grubb's NPI (1366484354) is active in the NPPES registry as of the last update on 2024-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.