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

Dr. Diana Immenhausen, DO

Individual provider Family Medicine Physician · NPI 1821331604

Dr. Diana Immenhausen, DO is a Family Practice in Brimfield, Massachusetts. Graduated from Lake Erie College of Osteopathic Medicine, Erie in 2013, 13 years ago. Practices with Umass Memorial Medical Group Inc, a 2,467-clinician group and accepts Medicare assignment. Licensed in Massachusetts and New York.

Years since qualifying
13
Trained at
Lake Erie College of Osteopathic Medicine, Erie
Licensed in
MA, NY
In the registry since
2013
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.

See every abbreviation used in this directory →

Practice location Address checks out

255 E Old Sturbridge Rd
Brimfield, MA 01010-9647
Phone: (413) 245-3389
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 295025 (MA)
Family Medicine Physician Taxonomy 207Q00000X · Licence 283013 (NY)

Record details

NPI number1821331604
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 31, 2013
Last updated in NPPESFebruary 2, 2023
Certification dateFebruary 2, 2023

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolLAKE ERIE COLLEGE OF OSTEOPATHIC MEDICINE, ERIE
Graduated 2013 (13 years in practice)
Group practice Umass Memorial Medical Group Inc — 2467 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Brimfield