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

Helen Otteno, MD

Individual provider Gynecology Physician · NPI 1710298435

Helen Otteno, MD is an Obstetrics/Gynecology in Elk Grove, California. Qualified in 2010, 16 years ago. Practices with Obhg California PC, a 85-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Nevada and Ohio.

Years since qualifying
16
Licensed in
NV, OH
In the registry since
2010
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location PO Box

The provider listed a PO Box rather than a street location, so this is not a walk-in address.

PO Box 582396
Elk Grove, CA 95758-0040
Phone: (916) 843-7000
Fax: (775) 982-5496
Show map & directions

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

Additional practice locations (1)

  • 901 E 2nd St Ste 307, Reno, NV 89502-1178 — (775) 982-5000

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 19298 (NV)
Gynecology Physician Taxonomy 207VG0400X · Licence 35128002 (OH)
Obstetrics Physician Taxonomy 207VX0000X · Licence 35128002 (OH)

Record details

NPI number1710298435
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2010
Last updated in NPPESMay 8, 2025
Certification dateMay 8, 2025
Mailing addressPo Box 582396, Elk Grove, CA 95758-0040

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Obhg California Pc — 85 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount