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

Jacob Obholz, DO

Individual provider Internal Medicine Physician · NPI 1689298473

Jacob Obholz, DO is an Internal Medicine Physician in Mason City, Iowa. Licensed in Iowa. Registered with an NPI since 2020.

Licensed in
IA
In the registry since
2020
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

1010 4th St SW Ste 305
Mason City, IA 50401-2856
Phone: (641) 428-5700
Fax: (641) 428-2515
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence R-11930 (IA)

Record details

NPI number1689298473
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 8, 2020
Last updated in NPPESJune 30, 2023
Certification dateJune 30, 2023
Mailing address1000 4th St Sw, Mason City, IA 50401-2800

Other providers in Mason City