What is Chandan Tiwana's NPI number?

Chandan Tiwana's National Provider Identifier (NPI) is 1871437533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Chandan Tiwana's specialty?

Chandan Tiwana is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).

Where is Chandan Tiwana located?

Chandan Tiwana's practice location on file with NPPES is 167 Cardinal Lane, Grand Island, NY 14072.

What is Chandan Tiwana's phone number?

The practice phone number listed in the NPPES registry for Chandan Tiwana is (716) 534-1674.

Is Chandan Tiwana's NPI active?

Yes — Chandan Tiwana's NPI (1871437533) is active in the NPPES registry as of the last update on 2026-05-19.

IndividualActive

Chandan Tiwana

NPI 1871437533 · General Practice Physician · Grand Island, NY

Chandan Tiwana is a General Practice Physician provider in Grand Island, NY (NPI 1871437533).

Provider details

NPI number: 1871437533
Entity type: Individual
Primary specialty: General Practice PhysicianAllopathic & Osteopathic Physicians
Sex: Female
Sole proprietor: No
License: F312692-01 (NY)

Specialties & taxonomies

General Practice PhysicianPrimary208D00000XLicense F312692-01 (NY)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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

167 Cardinal Lane

Grand Island, NY 14072

Phone: (716) 534-1674

Street-level locationGet directions

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Mailing address