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

DR. MARVIN J ASNIS DO
NPI 1184679839
General Practice in Merion, PA

Q: What is Marvin Asnis's NPI number?

The NPI number for Marvin Asnis is 1184679839. It was assigned to this individual provider in the NPPES registry on May 23, 2006.

Q: What is Marvin Asnis's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Q: When was this NPI record last updated?

The NPPES record for Marvin Asnis 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 35 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.

Active since May 23, 2006PECOS Enrolled

508 WINDING WAY, MERION, PA 19066(610) 667-0341(610) 667-0139 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Marvin J Asnis Do NPPES

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

DR. MARVIN J ASNIS DO (NPI 1184679839) is an individual general practice provider in Merion, Pennsylvania, licensed in Pennsylvania (OS001340L) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1184679839

Entity TypeIndividualMale

Primary Taxonomy208D00000X

Provider Legal NameDR. MARVIN J ASNISCredential: DO

Location Address508 WINDING WAYMerion, PA 19066

Mailing Address508 Winding WayMerion, PA 19066 · (610) 667-0341 · Fax (610) 667-0139

Phone(610) 667-0341

Fax(610) 667-0139

Sole ProprietorNo

Enumeration DateMay 23, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1184679839 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians

Taxonomy Code208D00000X

License✔ Licensed in PA · OS001340L

Definition

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

508 WINDING WAY, Merion, PA 19066

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Marvin J Asnis Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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 Marvin Asnis's NPI number?

The NPI number for Marvin Asnis is 1184679839. It was assigned to this individual provider in the NPPES registry on May 23, 2006.

Where is Marvin Asnis located?

Marvin Asnis practices at 508 Winding Way, Merion, PA 19066. The listed phone number is (610) 667-0341.

What is Marvin Asnis's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Marvin Asnis enrolled in Medicare?

Yes. Marvin Asnis is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Marvin Asnis 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 35 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.