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

Joseph Francis Karnish, DO

Individual provider Family Medicine Physician · NPI 1427002690

Joseph Francis Karnish, DO is a Family Practice in Georgetown, Delaware. Graduated from Philadelphia College of Osteopathic Medicine in 1985, 41 years ago. Practices with Tidalhealth Physician Network, Inc, a 114-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Delaware.

Years since qualifying
41
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
DE
In the registry since
2006
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

505 W Market St Ste 110
Georgetown, DE 19947-2344
Phone: (302) 856-7099
Fax: (302) 856-3247
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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 C20003297 (DE)

Record details

NPI number1427002690
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 20, 2006
Last updated in NPPESNovember 12, 2013
Mailing address505 W Market St, Suite 110, Georgetown, DE 19947-2344

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1985 (41 years in practice)
Group practice Tidalhealth Physician Network, Inc. — 114 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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