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

MS. Ann M Hedderman, MD

Individual provider Hematology (Internal Medicine) Physician · NPI 1801847603

MS. Ann M Hedderman, MD is a Hematology in Delta, Colorado. Graduated from Albany Medical College of Union University in 1985, 41 years ago. Practices with Delta County Memorial Hospital, a 106-clinician group and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
41
Trained at
Albany Medical College of Union University
Licensed in
CO
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

1501 E 3rd St
Delta, CO 81416-2815
Phone: (970) 399-2895
Fax: (970) 874-6447
Show map & directions

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

Specialties & licences

Hematology (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence DR.0065505 (CO)

Record details

NPI number1801847603
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 15, 2006
Last updated in NPPESJune 5, 2026
Certification dateJune 5, 2026
Mailing addressPo Box 10100, Delta, CO 81416-0008

Medicare enrollment

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

Medicare specialtyHEMATOLOGY
Medical schoolALBANY MEDICAL COLLEGE OF UNION UNIVERSITY
Graduated 1985 (41 years in practice)
Group practice Delta County Memorial Hospital — 106 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount