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DR. LIONELL NEAL GREENBERG DDS
NPI 1275628703
Dentist - Periodontics in Santa Monica, CA

Active since October 03, 2006Opted out of Medicare · through Oct 12, 2026
2901 WILSHIRE BLVD., SUITE NUMBER 405, SANTA MONICA, CA 90403(310) 829-4496 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Lionell Neal Greenberg Dds NPPES

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

DR. LIONELL NEAL GREENBERG DDS (NPI 1275628703) is an individual periodontics provider in Santa Monica, California, licensed in California (19079) and active in the NPI registry since October 2006. He has opted out of Medicare through October 12, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1275628703
Entity TypeIndividualMale
Primary Taxonomy1223P0300X
Provider Legal NameDR. LIONELL NEAL GREENBERGCredential: DDS
Location Address2901 WILSHIRE BLVD., SUITE NUMBER 405Santa Monica, CA 90403
Mailing Address2901 Wilshire Blvd., Suite Number 405Santa Monica, CA 90403 · (310) 829-4496
Phone(310) 829-4496
Sole ProprietorYes
Enumeration DateOctober 3, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1275628703 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · PeriodonticsDental Providers
Taxonomy Code1223P0300X
License✔ Licensed in CA · 19079
Definition
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.
2901 WILSHIRE BLVD., Santa Monica, CA 90403
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

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Opted out of Medicare

Dr. Lionell Neal Greenberg Dds has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 12, 2016 through October 12, 2026.

Opt-Out Effective DateOctober 12, 2016
Opt-Out In Effect ThroughOctober 12, 2026Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90403 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Lionell Greenberg's NPI number?

The NPI number for Lionell Greenberg is 1275628703. It was assigned to this individual provider in the NPPES registry on October 3, 2006.

Where is Lionell Greenberg located?

Lionell Greenberg practices at 2901 Wilshire Blvd. Suite Number 405, Santa Monica, CA 90403. The listed phone number is (310) 829-4496.

What is Lionell Greenberg's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

Is Lionell Greenberg enrolled in Medicare?

No. Lionell Greenberg has opted out of Medicare through October 12, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Lionell Greenberg was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.