Alberto Guerrero, M.D.
NPI 1427066570 · Internal Medicine Physician · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alberto Guerrero, M.D. is a Internal Medicine Physician provider in Scottsdale, AZ (NPI 1427066570).
Provider details
- NPI number
- 1427066570
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 28656 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
190 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 146 | $173 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 44 | $31 |
Typical Medicare-allowed amounts for these services range $31–$173 (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 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 56 | 31 |
| Rosuvastatin Calcium | 55 | 27 |
| Lisinopril | 50 | 24 |
| Levothyroxine Sodium | 49 | 19 |
| Amlodipine Besylate | 48 | 27 |
| Allopurinol | 43 | 21 |
| Ipratropium Bromide | 42 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-04
- Last updated
- 2022-08-19
- Certified
- 2022-08-17
Frequently asked questions
- What is Alberto Guerrero's NPI number?
- Alberto Guerrero's National Provider Identifier (NPI) is 1427066570, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alberto Guerrero's specialty?
- Alberto Guerrero is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alberto Guerrero located?
- Alberto Guerrero's practice location on file with NPPES is 7400 E Thompson Peak Pkwy, Scottsdale, AZ 85255-4109.
- What is Alberto Guerrero's phone number?
- The practice phone number listed in the NPPES registry for Alberto Guerrero is (480) 630-6688.
- Does Alberto Guerrero accept Medicare?
- Alberto Guerrero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alberto Guerrero's NPI active?
- Yes — Alberto Guerrero's NPI (1427066570) is active in the NPPES registry as of the last update on 2022-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.