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

Tammy R. Gregg, DO

Individual provider Family Medicine Physician · NPI 1760685580

Tammy R. Gregg, DO is a Family Practice in Alamosa, Colorado. Qualified in 2005, 21 years ago. Practices with Valley-Wide Health Systems, Inc, a 38-clinician group and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
21
Licensed in
CO
In the registry since
2007
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

1710 1st St
Alamosa, CO 81101-2302
Phone: (719) 589-3658
Fax: (719) 589-3650
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 44979 (CO)

Record details

NPI number1760685580
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 8, 2007
Last updated in NPPESSeptember 27, 2013
Mailing address128 Market St, Alamosa, CO 81101-2290

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Valley-Wide Health Systems, Inc. — 38 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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