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LAREW INTERNAL MEDICINE PLC
NPI 1134780687
Internal Medicine in Iowa City, IA

Active since June 25, 2019CLIA 16D2168513 · Waiver
2557 N DODGE ST, IOWA CITY, IA 52245(319) 338-1535(319) 338-5768 Get Directions Write a Review

NPPES record last updated: June 25, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Larew Internal Medicine Plc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LAREW INTERNAL MEDICINE PLC (NPI 1134780687) is a healthcare organization registered as an internal medicine in Iowa City, Iowa and active in the NPI registry since June 2019. The organization holds a CLIA Waiver certificate valid through July 1, 2027 and lists Richard E. B. Larew, Owner, as its authorized official.

NPPES Registry Identity

NPI1134780687
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameLAREW INTERNAL MEDICINE PLC
Location Address2557 N DODGE STIowa City, IA 52245-9556
Mailing Address2557 N Dodge StIowa City, IA 52245-9556 · (319) 338-1535 · Fax (319) 338-5768
Phone(319) 338-1535
Fax(319) 338-5768
Organization SubpartNo
Authorized OfficialRichard E. B. LarewOwner · (319) 338-1535
Enumeration DateJune 25, 2019
✔ NPI 1134780687 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2557 N DODGE ST, Iowa City, IA 52245
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Larew Internal Medicine Plc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to Larew Internal Medicine Plc, which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (3)

Richard Larew, M.D.
Internal Medicine
NPI 1003880592
2460 TOWNCREST DR
Iowa City, IA 52240
(319) 338-7862
✔ PECOS✔ Accepts Medicare2.6 mi
Susan Mason, D.O.
Internal Medicine
NPI 1841464591
4325 WILLIAMS BLVD
Cedar Rapids, IA 52404
(319) 368-8400
✔ PECOS✔ Accepts Medicare22 mi
Molly Deprenger, MS, RD
Registered Dietitian or Nutrition Professional
NPI 1730556804
1725 W HARRISON ST
Chicago, IL 60612
(312) 942-4444
✔ Accepts Medicare198 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 16D2168513

Larew Internal Medicine · Iowa City, IA
Active · expires Jul 1, 2027
CLIA Number16D2168513
Laboratory TypePhysician Office
Certificate Effective DateJuly 2, 2025
Certificate Expiration DateJuly 1, 2027
Laboratory DirectorRichard E. Larew
Laboratory Phone(319) 338-1535
Laboratory LocationLarew Internal Medicine2557 North Dodge St, Iowa City, IA 52245
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Larew Internal Medicine Plc's NPI number?

The NPI number for Larew Internal Medicine Plc is 1134780687. It was assigned to this organization in the NPPES registry on June 25, 2019.

Where is Larew Internal Medicine Plc located?

Larew Internal Medicine Plc is located at 2557 N Dodge St, Iowa City, IA 52245. The listed phone number is (319) 338-1535.

What is Larew Internal Medicine Plc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Larew Internal Medicine Plc enrolled in Medicare?

Yes. Larew Internal Medicine Plc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Larew Internal Medicine Plc?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Larew Internal Medicine Plc, in Internal Medicine and Registered Dietitian or Nutrition Professional. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Larew Internal Medicine Plc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 16D2168513) is associated with this NPI, valid through July 1, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Larew Internal Medicine Plc was last updated on June 25, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.