Carlos Weiss, MD
NPI 1609880616 · Geriatric Medicine (Internal Medicine) Physician · Byron Center, MI
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carlos Weiss, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Byron Center, MI (NPI 1609880616).
Provider details
- NPI number
- 1609880616
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301074215 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 91 | 28 |
| Omeprazole | 80 | 18 |
| Atorvastatin Calcium | 79 | 37 |
| Sertraline Hcl | 78 | 20 |
| Gabapentin | 75 | 24 |
| Potassium Chloride | 75 | 22 |
| Furosemide | 74 | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-27
- Last updated
- 2021-02-22
- Certified
- 2021-02-22
Frequently asked questions
- What is Carlos Weiss's NPI number?
- Carlos Weiss's National Provider Identifier (NPI) is 1609880616, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carlos Weiss's specialty?
- Carlos Weiss is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Carlos Weiss located?
- Carlos Weiss's practice location on file with NPPES is 7751 Byron Center Ave Sw Ste C, Byron Center, MI 49315-8001.
- What is Carlos Weiss's phone number?
- The practice phone number listed in the NPPES registry for Carlos Weiss is (616) 267-7668.
- Does Carlos Weiss accept Medicare?
- Carlos Weiss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carlos Weiss's NPI active?
- Yes — Carlos Weiss's NPI (1609880616) is active in the NPPES registry as of the last update on 2021-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.