Dr Gregory Lynn Keller, DO - Medicare Psychiatry in Clarinda, IA

Dr Gregory Lynn Keller, DO is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Clarinda, Iowa. He went to University Of Kansas School Of Med (kc/wich/sal) and graduated in 2004 and has 22 years of diverse experience with area of expertise as Psychiatry. He is a member of the group practice Cass County Memorial Hospital, Clarinda Regional Health Center and his current practice location is 220 Essie Davison Dr, Clarinda, Iowa. You can reach out to his office (for appointments etc.) via phone at (712) 542-8354.

Dr Gregory Lynn Keller is licensed to practice in Iowa (license number 3716) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1649385287.

Contact Information

Dr Gregory Lynn Keller, DO
220 Essie Davison Dr,
Clarinda, IA 51632-2915
(712) 542-8354
Not Available

Map and Direction




Physician's Profile

Full NameDr Gregory Lynn Keller
GenderMale
SpecialityPsychiatry
Experience22 Years
Location220 Essie Davison Dr, Clarinda, Iowa
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Gregory Lynn Keller attended and graduated from University Of Kansas School Of Med (kc/wich/sal) in 2004
  NPI Data:
  • NPI Number: 1649385287
  • Provider Enumeration Date: 08/21/2006
  • Last Update Date: 01/26/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 8820285760
  • Enrollment ID: I20260130001362

Medical Identifiers

Medical identifiers for Dr Gregory Lynn Keller such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1649385287NPI-NPPES
3716OtherIALICENSE
3114OtherNELICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 3716 (Iowa)Primary
2084P0800XPsychiatry & Neurology - Psychiatry 3114 (Nebraska)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Clarinda Regional Health CenterClarinda, IAHospital
Cass County Memorial HospitalAtlantic, IAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Cass County Memorial Hospital529463499465
Clarinda Regional Health Center458757399349

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Gregory Lynn Keller is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Gregory Lynn Keller, DO
220 Essie Davison Dr,
Clarinda, IA 51632-2915

Ph: (712) 542-8354
Dr Gregory Lynn Keller, DO
220 Essie Davison Dr,
Clarinda, IA 51632-2915

Ph: (712) 542-8354

Reviews and Comments


Psychiatry & Neurology Doctors in Clarinda, IA

Dr. Teresa B Rosales, M.D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 1800 North 16th St., Clarinda, IA 51632
Phone: 712-542-6105    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.