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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. IRVING JEROME REGENSTREIF MD
NPI 1639168305
Ophthalmology in Carmel, IN

Active since October 17, 2005
1156 GOLFVIEW DR, 1A, CARMEL, IN 46032(317) 848-1556 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 13, 2026, Nov 4, 2024 (2 updates tracked since 2024).

About Dr. Irving Jerome Regenstreif Md NPPES

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

DR. IRVING JEROME REGENSTREIF MD (NPI 1639168305) is an individual ophthalmology provider in Carmel, Indiana, licensed in Indiana (01022315A) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1639168305
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. IRVING JEROME REGENSTREIFCredential: MD
Location Address1156 GOLFVIEW DR, 1ACarmel, IN 46032
Mailing Address1156 Golfview Dr, 1aCarmel, IN 46032 · (317) 848-1556
Phone(317) 848-1556
Sole ProprietorNo
Enumeration DateOctober 17, 2005
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
NPPES CertifiedNovember 4, 2024
✔ NPI 1639168305 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in IN · 01022315A
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
1156 GOLFVIEW DR, Carmel, IN 46032
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

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 Irving Regenstreif's NPI number?

The NPI number for Irving Regenstreif is 1639168305. It was assigned to this individual provider in the NPPES registry on October 17, 2005.

Where is Irving Regenstreif located?

Irving Regenstreif practices at 1156 Golfview Dr 1A, Carmel, IN 46032. The listed phone number is (317) 848-1556.

What is Irving Regenstreif's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

What insurance does Irving Regenstreif accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list Irving Regenstreif as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Irving Regenstreif was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 42 days 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.