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

Dr. Rachana Oak, DO

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1265842868

Dr. Rachana Oak, DO is a Gastroenterology in Brooklyn, New York. Qualified in 2014, 12 years ago. Practices with Brookhaven Gastroenterology Associates, PC, an 11-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
12
Licensed in
NY
In the registry since
2014
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

2601 Ocean Pkwy
Brooklyn, NY 11235-7745
Phone: (718) 616-3000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 301016 (NY)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1265842868
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 5, 2014
Last updated in NPPESOctober 5, 2023
Certification dateOctober 5, 2023
Mailing address260 Patchogue Yaphank Rd, East Patchogue, NY 11772-4886

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Brookhaven Gastroenterology Associates, Pc — 11 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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