Alister George, M.D.
NPI 1821280629 · Specialist · Thousand Oaks, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alister George, M.D. is a Specialist provider in Thousand Oaks, CA (NPI 1821280629).
Provider details
- NPI number
- 1821280629
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G63795 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
3,778 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 | 631 | $136 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 621 | $51 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 404 | $80 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 381 | $66 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 374 | $97 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 850 | 306 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 341 | 336 |
| Pantoprazole Sodium | 206 | 71 |
| Metoclopramide Hcl | 100 | 64 |
| Lipase/Protease/Amylasebrand: Creon | 84 | 29 |
| Esomeprazole Magnesium | 56 | 17 |
| Famotidine | 54 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,069 across 45 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
- 2007-08-15
- Last updated
- 2020-04-20
- Certified
- 2020-04-20
Frequently asked questions
- What is Alister George's NPI number?
- Alister George's National Provider Identifier (NPI) is 1821280629, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alister George's specialty?
- Alister George is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Alister George located?
- Alister George's practice location on file with NPPES is 3510 N. Moorpark Rd, Thousand Oaks, CA 91360.
- What is Alister George's phone number?
- The practice phone number listed in the NPPES registry for Alister George is (805) 492-4800.
- Does Alister George accept Medicare?
- Alister George is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alister George's NPI active?
- Yes — Alister George's NPI (1821280629) is active in the NPPES registry as of the last update on 2020-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.