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

John Hasychak III, DO

Individual provider Family Medicine Physician · NPI 1568858959

John Hasychak III, DO is a Family Practice in Nashua, New Hampshire. Graduated from Lake Erie College of Osteopathic Medicine, Erie in 2015, 11 years ago. Practices with Apogee Medical Group New Hampshire PC, a 26-clinician group and accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
11
Trained at
Lake Erie College of Osteopathic Medicine, Erie
Licensed in
NH
In the registry since
2015
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

8 Prospect St
Nashua, NH 03060-3925
Phone: (603) 577-2045
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 18736 (NH)

Record details

NPI number1568858959
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 13, 2015
Last updated in NPPESFebruary 1, 2024
Certification dateFebruary 1, 2024

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 2015 (11 years in practice)
Group practice Apogee Medical Group New Hampshire Pc — 26 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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