George Sibley, MD
NPI 1043397276 · Internal Medicine Physician · Scottsdale, AZ
George Sibley, MD is a Internal Medicine Physician provider in Scottsdale, AZ (NPI 1043397276).
Provider details
- NPI number
- 1043397276
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 9085 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
83 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 | 41 | $123 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 23 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $87 |
Typical Medicare-allowed amounts for these services range $87–$124 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 61 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 153 | 69 |
| Levothyroxine Sodium | 131 | 60 |
| Lisinopril | 130 | 49 |
| Amlodipine Besylate | 95 | 43 |
| Gabapentin | 85 | 29 |
| Simvastatin | 77 | 33 |
| Metformin Hcl | 72 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$85 across 1 record (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 (1)
- 16620 N 40th StSte C1Phoenix, AZ 85032-3348Phone: (602) 923-6666Fax: (602) 923-7676
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2023-12-05
- Certified
- 2023-12-05
Frequently asked questions
- What is George Sibley's NPI number?
- George Sibley's National Provider Identifier (NPI) is 1043397276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Sibley's specialty?
- George Sibley is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is George Sibley located?
- George Sibley's practice location on file with NPPES is 9590 E Ironwood Square Dr Ste 125, Scottsdale, AZ 85258-4583.
- What is George Sibley's phone number?
- The practice phone number listed in the NPPES registry for George Sibley is (480) 455-3000.
- Is George Sibley's NPI active?
- Yes — George Sibley's NPI (1043397276) is active in the NPPES registry as of the last update on 2023-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.