James Carroll, MD
NPI 1649293689 · Internal Medicine Physician · Katy, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Carroll, MD is a Internal Medicine Physician provider in Katy, TX (NPI 1649293689).
Provider details
- NPI number
- 1649293689
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M7087 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 272 | 34 |
| Atorvastatin Calcium | 89 | 25 |
| Dolutegravir Sodium/Lamivudinebrand: Dovato | 72 | — |
| Dolutegravir Sodiumbrand: Tivicay | 56 | — |
| Losartan Potassium | 56 | 15 |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 55 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,973 across 3 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 (2)
- 4940 Van Nuys Blvd Ste 200Sherman Oaks, CA 91403-1741Phone: (818) 380-2626Fax: (818) 380-2620
- 1415 California StHouston, TX 77006-2602Phone: (832) 548-5000Fax: (832) 548-5092
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2026-02-19
- Certified
- 2026-02-19
Frequently asked questions
- What is James Carroll's NPI number?
- James Carroll's National Provider Identifier (NPI) is 1649293689, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Carroll's specialty?
- James Carroll is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Carroll located?
- James Carroll's practice location on file with NPPES is 1331 W Grand Pkwy N Ste 310, Katy, TX 77493-2735.
- What is James Carroll's phone number?
- The practice phone number listed in the NPPES registry for James Carroll is (281) 599-3222.
- Does James Carroll accept Medicare?
- James Carroll is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Carroll's NPI active?
- Yes — James Carroll's NPI (1649293689) is active in the NPPES registry as of the last update on 2026-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.