Diego Alvarez, MD
NPI 1780661488 · Internal Medicine Physician · Oneida, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diego Alvarez, MD is a Internal Medicine Physician provider in Oneida, NY (NPI 1780661488).
Provider details
- NPI number
- 1780661488
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25908 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
426 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 | 255 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 98 | $79 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 22 | $158 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 13 | $36 |
| Test to Determine Lung Volumes Using Gas Dilution Or Washout94727 | 13 | $42 |
| Test to Examine How Well the Lungs Exchange Gases94729 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 199 | 55 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 159 | 51 |
| Levothyroxine Sodium | 159 | 38 |
| Omeprazole | 156 | 47 |
| Lisinopril | 136 | 42 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 121 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$322 across 18 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
- 2005-12-23
- Last updated
- 2007-11-21
Frequently asked questions
- What is Diego Alvarez's NPI number?
- Diego Alvarez's National Provider Identifier (NPI) is 1780661488, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diego Alvarez's specialty?
- Diego Alvarez is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diego Alvarez located?
- Diego Alvarez's practice location on file with NPPES is 322 Main St, Oneida, NY 13421-2125.
- What is Diego Alvarez's phone number?
- The practice phone number listed in the NPPES registry for Diego Alvarez is (315) 361-5000.
- Does Diego Alvarez accept Medicare?
- Diego Alvarez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diego Alvarez's NPI active?
- Yes — Diego Alvarez's NPI (1780661488) is active in the NPPES registry as of the last update on 2007-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.