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

Ryan Christopher Ratts, MD

Individual provider Internal Medicine Physician · NPI 1033245469

Ryan Christopher Ratts, MD is a Hospitalist in Lebanon, New Hampshire. Qualified in 2006, 20 years ago. Practices with Dartmouth-Hitchcock Clinic, a 1,430-clinician group and accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
20
Licensed in
NH
In the registry since
2007
Specialties on file
3
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

1 Medical Center Dr Dartmouth Hitchcock Medical Center - Hospital Medicine
Lebanon, NH 03756-1000
Phone: (603) 650-8380
Fax: (603) 640-1228
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 15003 (NH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 15003 (NH)
Pediatrics Physician Taxonomy 208000000X · Licence 15003 (NH)

Record details

NPI number1033245469
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 27, 2007
Last updated in NPPESDecember 15, 2025
Certification dateDecember 15, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Dartmouth-Hitchcock Clinic — 1430 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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