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

Maria Campbell Ballentine, AUD

Individual provider Audiologist · NPI 1235799917

Maria Campbell Ballentine, AUD is a Qualified Audiologist in Worcester, Massachusetts. Qualified in 2017, 9 years ago. Practices with Reliant Medical Group Inc, a 638-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Massachusetts and Maryland.

Years since qualifying
9
Licensed in
MA, MD
In the registry since
2019
Specialties on file
2
What do these letters mean?
AUD — Doctor of Audiology
A hearing specialist who tests hearing and fits hearing aids.

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Practice location Address checks out

55 Lake Ave N
Worcester, MA 01655-0002
Phone: (774) 442-3996
Fax: (774) 442-5170
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 1145 19th St Nw Ste 402, Washington, DC 20036-3716 — (301) 652-8847
  • 6410 Rockledge Dr Ste 305, Bethesda, MD 20817-1841 — (301) 652-8847
  • 20528 Boland Farm Rd Ste 210, Germantown, MD 20876-4038 — (301) 652-8847

Specialties & licences

Audiologist (primary) Taxonomy 231H00000X · Licence 4804 (MA)
Audiologist Taxonomy 231H00000X · Licence 01409 (MD)

Record details

NPI number1235799917
Entity typeIndividual (Type 1)
GenderFemale
Credentials AUD
Sole proprietorNo
NPI enumeratedJune 16, 2019
Last updated in NPPESDecember 3, 2020
Certification dateDecember 3, 2020

Medicare enrollment

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

Medicare specialtyQUALIFIED AUDIOLOGIST
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Reliant Medical Group Inc — 638 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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