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

Dr. Ian Sean Patten, MD

Individual provider Orthopaedic Surgery Physician · NPI 1699153601

Dr. Ian Sean Patten, MD is an Orthopedic Surgery in Augusta, Maine. Graduated from George Washington University School of Medicine in 2015, 11 years ago. Practices with Mainegeneral Medical Center, a 556-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California and Maine.

Years since qualifying
11
Trained at
George Washington University School of Medicine
Licensed in
CA, ME
In the registry since
2015
Specialties on file
3
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

15 Enterprise Dr
Augusta, ME 04330-7997
Phone: (207) 621-8700
Fax: (207) 621-8745
Show map & directions

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

Additional practice locations (2)

  • 6801 Park Ter # 140, Los Angeles, CA 90045-1543 — (310) 665-7200
  • 601 N Caroline St, Baltimore, MD 21287-0006 — (857) 928-8267

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence MD24435 (ME)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence A169417 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1699153601
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 11, 2015
Last updated in NPPESSeptember 16, 2021
Certification dateSeptember 16, 2021

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Mainegeneral Medical Center — 556 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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