Derek Groathouse, RD - Medicare Dietitian in Grimes, IA

  1. Home
  2. Dietitians
  3. IA
  4. Grimes
Derek Groathouse, RD is a medicare enrolled "Dietitian, Registered" provider in Grimes, Iowa. His current practice location is 3801 S James St Ste 400, Grimes, Iowa. You can reach out to his office (for appointments etc.) via phone at (515) 695-3767.

Derek Groathouse is licensed to practice in Iowa (license number 121584) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1881463370.

Contact Information

Derek Groathouse, RD
3801 S James St Ste 400,
Grimes, IA 50111-5167
(515) 695-3767
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameDerek Groathouse
GenderMale
SpecialityDietitian, Registered
Location3801 S James St Ste 400, Grimes, Iowa
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1881463370
  • Provider Enumeration Date: 12/26/2023
  • Last Update Date: 12/26/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 5698115863
  • Enrollment ID: I20240506000251

Medical Identifiers

Medical identifiers for Derek Groathouse such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1881463370NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
133V00000XDietitian, Registered 121584 (Iowa)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Derek Groathouse allows following entities to bill medicare on his behalf.
Provider NameIowa Specialty Hospital- Clarion
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1396760153
PECOS PAC ID: 3375451347
Enrollment ID: O20031120000622
Provider NameBelmond Community Hospital
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1821122623
PECOS PAC ID: 1052201852
Enrollment ID: O20040316001360

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. Derek Groathouse 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
Derek Groathouse, RD
3515 S Duff Ave,
Ames, IA 50010-8504

Ph: (515) 480-8761		Derek Groathouse, RD
3801 S James St Ste 400,
Grimes, IA 50111-5167

Ph: (515) 695-3767

Reviews and Comments


Dietitian, Registered in Grimes, IA

Kelli Hanson,
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 14518 N Valley Dr, Grimes, IA 50111
Phone: 507-995-9063    
Amy Clark, RD, LD
Dietitian
Medicare: May Accept Medicare Assignments
Practice Location: 3801 S James St Ste 400, Grimes, IA 50111
Phone: 515-695-3768    Fax: 833-719-1241
Sara Marie Haerther, RD, LD, MPP-D
Dietitian
Medicare: Medicare Enrolled
Practice Location: 1509 Ne Heritage Dr, Grimes, IA 50111
Phone: 641-425-6629    

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.