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Byravan Viswanathan, M.D.
NPI 1689724353 · Internal Medicine Physician · York, PA
Byravan Viswanathan, M.D. is a Internal Medicine Physician provider in York, PA (NPI 1689724353).
Provider details
- NPI number
- 1689724353
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD02601-E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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.
Practice location
116 S George St
York, PA 17401-1474
Phone: (717) 846-5846
Fax: (717) 854-0377
Street-level locationGet directions
Mailing address
116 S George St
York, PA 17401-1474
Registry dates
- Enumerated
- 2007-01-12
- Last updated
- 2011-08-30
Frequently asked questions
- What is Byravan Viswanathan's NPI number?
- Byravan Viswanathan's National Provider Identifier (NPI) is 1689724353, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Byravan Viswanathan's specialty?
- Byravan Viswanathan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Byravan Viswanathan located?
- Byravan Viswanathan's practice location on file with NPPES is 116 S George St, York, PA 17401-1474.
- What is Byravan Viswanathan's phone number?
- The practice phone number listed in the NPPES registry for Byravan Viswanathan is (717) 846-5846.
- Is Byravan Viswanathan's NPI active?
- Yes — Byravan Viswanathan's NPI (1689724353) is active in the NPPES registry as of the last update on 2011-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.