Dr Larry Johnston, DO - Medicare Gastroenterology in Ames, IA

Dr Larry Johnston, DO is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Ames, Iowa. He went to Oklahoma State University College Of Osteopathic Medicine and graduated in 2015 and has 9 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Mcfarland Clinic Pc and his current practice location is 1215 Duff Ave, Ames, Iowa. You can reach out to his office (for appointments etc.) via phone at (515) 239-4450.

Dr Larry Johnston is licensed to practice in Iowa (license number 05983) 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 1386036333.

Contact Information

Dr Larry Johnston, DO
1215 Duff Ave,
Ames, IA 50010-5469
(515) 239-4450
Not Available



Physician's Profile

Full NameDr Larry Johnston
GenderMale
SpecialityGastroenterology
Experience9 Years
Location1215 Duff Ave, Ames, 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 Larry Johnston attended and graduated from Oklahoma State University College Of Osteopathic Medicine in 2015
  NPI Data:
  • NPI Number: 1386036333
  • Provider Enumeration Date: 02/28/2015
  • Last Update Date: 08/02/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 1355729906
  • Enrollment ID: I20220609002409

Medical Identifiers

Medical identifiers for Dr Larry Johnston such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1386036333NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 05983 (Iowa)Primary
207R00000XInternal Medicine 6004 (Oklahoma)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mary Greeley Medical CenterAmes, IAHospital
Trinity Regional Medical CenterFort dodge, IAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mcfarland Clinic Pc1254244239320

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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. Dr Larry Johnston allows following entities to bill medicare on his behalf.
Entity NameMcfarland Clinic Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1639135643
PECOS PAC ID: 1254244239
Enrollment ID: O20031106000338

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UK pharmacists overwhelmingly prefer dispensing preservative-free drugs

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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 Larry Johnston 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 Larry Johnston, DO
1215 Duff Ave,
Ames, IA 50010-5469

Ph: (515) 239-4400
Dr Larry Johnston, DO
1215 Duff Ave,
Ames, IA 50010-5469

Ph: (515) 239-4450

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Shipping vaccines in an unbroken temperature-controlled supply chain (a "cold chain") all the way to recipients is a major logistical and financial challenge in remote areas and developing countries.

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MeadWestvaco Corp. announced today results from an online survey of 100 pharmacists in the UK regarding their preference for dispensing preservative-free nasal medications. The survey showed that 67 percent of UK pharmacists have a preference for dispensing a preservative-free drug. This percentage increased significantly to 84 percent after the benefits of preservative-free drugs were reviewed with these pharmacists.

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› Verified 8 days ago


Internal Medicine Doctors in Ames, IA

Dr. Alexander C Flower, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 2315 167th Pl, Ames, IA 50014
Phone: 515-720-7755    Fax: 515-875-4005
Dr. Danielle L Pellow, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1215 Duff Avenue, Ames, IA 50010
Phone: 515-239-4432    Fax: 515-239-4754
Dr. Austin Greco, M.D.
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 1111 Duff Ave, Ames, IA 50010
Phone: 515-239-4401    Fax: 515-239-4791
Louis Walter Banitt, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 2514 Kellogg Ave, Ames, IA 50010
Phone: 515-232-1122    
Dr. Todd Clinton Berryhill, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1215 Duff Ave, Ames, IA 50010
Phone: 515-239-4432    Fax: 515-239-4754
Dr. Venkatesh K. Rudrapatna, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1111 Duff Avenue, Ames, IA 50010
Phone: 515-239-4401    Fax: 515-239-4791
Rakshak Sarda, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1816 Philadelphia St, Ames, IA 50010
Phone: 515-232-2500    Fax: 515-246-4479

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