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

Diane Towako Siegel, MD

Individual provider Ophthalmology Physician · NPI 1316443914

Diane Towako Siegel, MD is an Ophthalmology in Longmont, Colorado. Graduated from Emory University School of Medicine in 2018, 8 years ago. Practices with Eye Care Center of Northern Colorado, PC, a 15-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
8
Trained at
Emory University School of Medicine
Licensed in
CO
In the registry since
2018
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1400 Dry Creek Dr
Longmont, CO 80503-6499
Phone: (303) 772-3300
Fax: (303) 682-3380
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 3000 Center Green Dr Ste 250, Boulder, CO 80301-2333 — (303) 772-3300
  • 300 Exempla Cir Ste 120, Lafayette, CO 80026-3389 — (303) 772-3300

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence DR.0068751 (CO)

Record details

NPI number1316443914
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2018
Last updated in NPPESJune 28, 2023
Certification dateJune 28, 2023

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolEMORY UNIVERSITY SCHOOL OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Eye Care Center Of Northern Colorado, Pc — 15 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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