1. Home
  2. Directory
  3. New York
  4. Richmond Hill
  5. Durable Medical Equipment Medical Supplies
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

LARWENCE BLUM
NPI 1366620577
Durable Medical Equipment & Medical Supplies in Richmond Hill, NY

Active since February 11, 2008CLIA 33D2054680 · Waiver
11624 METROPOLITAN AVE, RICHMOND HILL, NY 11418(718) 847-2020(718) 847-9457 Get Directions Write a Review

NPPES record last updated: July 16, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 16, 2026, Jul 9, 2026, Feb 2, 2017 (3 updates tracked since 2017).

About Larwence Blum NPPES

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

LARWENCE BLUM (NPI 1366620577) is a healthcare organization registered as a durable medical equipment & medical supplies in Richmond Hill, New York and active in the NPI registry since February 2008. The organization holds a CLIA Waiver certificate valid through February 25, 2027 and lists Larwence R Blum, Ophthalmologist, as its authorized official.

NPPES Registry Identity

NPI1366620577
Entity TypeOrganization
Primary Taxonomy332B00000X
Legal Business NameLARWENCE BLUM
Location Address11624 METROPOLITAN AVERichmond Hill, NY 11418-1031
Mailing Address11624 Metropolitan AveRichmond Hill, NY 11418-1031 · (718) 847-2020 · Fax (718) 847-9457
Phone(718) 847-2020
Fax(718) 847-9457
Organization SubpartNo
Authorized OfficialLarwence R BlumOphthalmologist · (718) 847-2020
Enumeration DateFebruary 11, 2008
Last NPPES UpdateJuly 16, 20263 updates tracked since enumeration
NPPES CertifiedJuly 16, 2026
✔ NPI 1366620577 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDurable Medical Equipment & Medical SuppliesSuppliers
Taxonomy Code332B00000X
License✔ Licensed in NY · 188611
Definition
A supplier of medical equipment such as respirators, wheelchairs, home dialysis systems, or monitoring systems, that are prescribed by a physician for a patient's use in the home and that are usable for an extended period of time.
11624 METROPOLITAN AVE, Richmond Hill, NY 11418
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, Blue Cross Blue Shield of Wyoming.Insurance ›

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 33D2054680

Lawrence Blum, MD, PC · Richmond Hill, NY
Active · expires Feb 25, 2027
CLIA Number33D2054680
Laboratory TypePhysician Office
Certificate Effective DateFebruary 26, 2025
Certificate Expiration DateFebruary 25, 2027
Laboratory DirectorLawrence R. Blum
Laboratory Phone(718) 847-2020
Laboratory LocationLawrence Blum, MD, PC116-24 Metropolitan Avenue, Richmond Hill, NY 11418
CLIA data matches this NPI record on: 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 Larwence Blum's NPI number?

The NPI number for Larwence Blum is 1366620577. It was assigned to this organization in the NPPES registry on February 11, 2008.

Where is Larwence Blum located?

Larwence Blum is located at 11624 Metropolitan Ave, Richmond Hill, NY 11418. The listed phone number is (718) 847-2020.

What is Larwence Blum's specialty?

The primary specialty registered for this NPI is Durable Medical Equipment & Medical Supplies with taxonomy code 332B00000X.

Does Larwence Blum hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D2054680) is associated with this NPI, valid through February 25, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Larwence Blum accept?

Health plans from Blue Cross Blue Shield of Wyoming and Blue Cross and Blue Shield of Louisiana list Larwence Blum 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 Larwence Blum was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 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.