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

John W Sondag, LMHC

Individual provider Mental Health Counselor · NPI 1912125360

John W Sondag, LMHC is a Mental Health Counselor in Denison, Iowa. Qualified in 1990, 36 years ago. Practices with Abbe Management Corp, a 15-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Iowa.

Years since qualifying
36
Licensed in
IA
In the registry since
2007
What do these letters mean?
LMHC — Licensed Mental Health Counselor
A licensed mental health counsellor; the title used in Florida, New York and Washington among others.

See every abbreviation used in this directory →

Practice location Address checks out

20 N 14th St
Denison, IA 51442-2026
Phone: (712) 263-3172
Fax: (712) 263-5756
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence 00799 (IA)

Record details

NPI number1912125360
Entity typeIndividual (Type 1)
GenderMale
Credentials LMHC
Sole proprietorNo
NPI enumeratedApril 23, 2007
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Abbe Management Corp — 15 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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