KENNETH R GROSSMAN MD INC
NPI 1174537021
Ophthalmology in Merced, CA

Q: What is Kenneth R Grossman MD Inc's NPI number?

The NPI number for Kenneth R Grossman MD Inc is 1174537021. It was assigned to this organization in the NPPES registry on July 28, 2006.

Q: What is Kenneth R Grossman MD Inc's specialty?

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

Active since July 28, 2006

580 COLLINS DR, MERCED, CA 95348(209) 383-0989 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Kenneth R Grossman Md Inc NPPES

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

KENNETH R GROSSMAN MD INC (NPI 1174537021) is a healthcare organization registered as an ophthalmology in Merced, California and active in the NPI registry since July 2006. The organization lists Kenneth Randell Grossman, Owner Physician, as its authorized official.

NPPES Registry Identity

NPI1174537021

Entity TypeOrganization

Primary Taxonomy207W00000X

Legal Business NameKENNETH R GROSSMAN MD INC

Location Address580 COLLINS DRMerced, CA 95348-3121

Mailing Address580 Collins DrMerced, CA 95348-3121 · (209) 383-0989

Phone(209) 383-0989

Organization SubpartNo

Authorized OfficialKenneth Randell GrossmanOwner Physician · (209) 383-0989

Enumeration DateJuly 28, 2006

Last NPPES UpdateAugust 22, 2020

✔ NPI 1174537021 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

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.

580 COLLINS DR, Merced, CA 95348

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Other Identifiers 1

MedicaidGR0087430CA

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BlueCross BlueShield of Tennessee.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kenneth R Grossman Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Kenneth R Grossman MD Inc, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Dennis Hartman, O.D.

Optometry

NPI 1922078294

580 COLLINS DR
Merced, CA 95348

(209) 383-0989

✔ PECOS✔ Accepts MedicareSame address

Kenneth Grossman, M.D.

Ophthalmology

NPI 1184684672

580 COLLINS DR
Merced, CA 95348

(209) 383-0989

✔ PECOS✔ Accepts MedicareSame address

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

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 Kenneth R Grossman MD Inc's NPI number?

The NPI number for Kenneth R Grossman MD Inc is 1174537021. It was assigned to this organization in the NPPES registry on July 28, 2006.

Where is Kenneth R Grossman MD Inc located?

Kenneth R Grossman MD Inc is located at 580 Collins Dr, Merced, CA 95348. The listed phone number is (209) 383-0989.

What is Kenneth R Grossman MD Inc's specialty?

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

Is Kenneth R Grossman MD Inc enrolled in Medicare?

Yes. Kenneth R Grossman MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Kenneth R Grossman MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Kenneth R Grossman MD Inc, in Ophthalmology and Optometry. 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, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Kenneth R Grossman MD Inc accept?

Health plans from Anthem Blue Cross and Blue Shield and BlueCross BlueShield of Tennessee list Kenneth R Grossman MD Inc 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 Kenneth R Grossman MD Inc was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.