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

Dr. Herman A Carstens, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1386611242

Dr. Herman A Carstens, MD is an Obstetrics/Gynecology in Bloomington, California. Qualified in 1976, 50 years ago. Practices with Community Health Systems Inc, a 14-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
50
Licensed in
CA
In the registry since
2006
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 Address checks out

18601 Valley Blvd
Bloomington, CA 92316-1831
Phone: (909) 546-7560
Fax: (909) 546-1091
Show map & directions

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

Additional practice locations (1)

  • 231 E Alessandro Blvd # A684, Riverside, CA 92508-5084 — (951) 743-5439

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence A34747 (CA)

Record details

NPI number1386611242
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 28, 2006
Last updated in NPPESOctober 28, 2024
Certification dateOctober 28, 2024

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 1976 (50 years in practice)
Group practice Community Health Systems Inc — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare