Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Opkar S Chawla, MD

Individual provider Internal Medicine Physician · NPI 1871548776

Opkar S Chawla, MD is an Internal Medicine in Centereach, New York. Qualified in 1983, 43 years ago. Practices with Stony Brook Internists University Faculty Practice Corporation, a 428-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
43
Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

23 Howell Avenue Stony Brook Extended Care
Centereach, NY 11720-2133
Phone: (631) 542-0550
Fax: (631) 542-7473
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 183894 (NY)

Record details

NPI number1871548776
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 23, 2006
Last updated in NPPESAugust 10, 2023
Certification dateAugust 10, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Group practice Stony Brook Internists University Faculty Practice Corporation — 428 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations5 on file with Medicare

Other providers in Centereach