Joseph Karpenos, MD
NPI 1619554557 · Internal Medicine Physician · Buffalo, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Karpenos, MD is a Internal Medicine Physician provider in Buffalo, NY (NPI 1619554557).
Provider details
- NPI number
- 1619554557
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-26
- Last updated
- 2025-06-23
- Certified
- 2025-06-23
Frequently asked questions
- What is Joseph Karpenos's NPI number?
- Joseph Karpenos's National Provider Identifier (NPI) is 1619554557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Karpenos's specialty?
- Joseph Karpenos is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Karpenos located?
- Joseph Karpenos's practice location on file with NPPES is 85 High St, Buffalo, NY 14203-1194.
- What is Joseph Karpenos's phone number?
- The practice phone number listed in the NPPES registry for Joseph Karpenos is (716) 630-1000.
- Does Joseph Karpenos accept Medicare?
- Joseph Karpenos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Karpenos's NPI active?
- Yes — Joseph Karpenos's NPI (1619554557) is active in the NPPES registry as of the last update on 2025-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.