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

Hassna Atlassi, MD

Individual provider Internal Medicine Physician · NPI 1326107541

Hassna Atlassi, MD is an Internal Medicine in Southborough, Massachusetts. Qualified in 1994, 32 years ago. Practices with Charles River Medical Associates, PC, a 119-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
32
Licensed in
MA
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

162 Cordaville Rd
Southborough, MA 01772-1838
Phone: (508) 281-9471
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 211085 (MA)

Record details

NPI number1326107541
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 6, 2006
Last updated in NPPESOctober 25, 2023
Certification dateOctober 25, 2023
Mailing address171 Main St Ste 203b, Ashland, MA 01721-1187

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Charles River Medical Associates, Pc — 119 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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