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

Dr. Aria Kallista Williams, DO

Individual provider Infectious Disease Physician · NPI 1154566412

Dr. Aria Kallista Williams, DO is an Infectious Disease in Middletown, New York. Qualified in 2018, 8 years ago. Practices with Bon Secours Charity Health System Medical Group, PC, a 158-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
8
Licensed in
NY
In the registry since
2008
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.

See every abbreviation used in this directory →

Practice location Address checks out

707 E Main St
Middletown, NY 10940-2650
Phone: (845) 333-7575
Fax: (845) 333-7202
Show map & directions

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

Additional practice locations (1)

  • 68 Harris Bushville Rd, Harris, NY 12742 — (845) 333-7575

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 271912 (NY)

Record details

NPI number1154566412
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 15, 2008
Last updated in NPPESNovember 27, 2023
Certification dateSeptember 15, 2020

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Bon Secours Charity Health System Medical Group, P.C. — 158 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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