Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Raymond L Singer, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Allentown, PA · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1407807456

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Registry record

Entity type Individual (Type 1)

Name Raymond L Singer

Credential MD

Sex Male

Practice address Allentown, PA, 18103

Phone (610) 402-6890

Fax (610) 402-6892

Enumeration date May 15, 2006

Last updated in NPPES Nov 27, 2015

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

208G00000X Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Allopathic & Osteopathic Physicians · License MD033902E (PA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
3641362	Other	PA	AETNA
55140	Other	PA	GEISINGER HEALTH PLAN
718516	Other	PA	KEYSTONE CENTRAL
P00180862	Other	PA	RAILROAD MEDICARE
0012799820005	Medicaid	PA	-
50039542	Other	PA	CAPITAL BLUE CROSS
30020815	Other	PA	KEYSTONE MERCY
0555462000	Other	PA	AMERIHEALTH (IBC)
1511588	Other	PA	GATEWAY HEALTH PLAN
P3556391	Other	PA	OXFORD HEALTH PLAN
000718516	Other	PA	KEYSTONE EAST
20034840	Other	PA	AMERIHEALTH MERCY
718516	Other	PA	HIGHMARK BLUE SHIELD

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Raymond Singer?

The National Provider Identifier (NPI) for Raymond Singer is 1407807456, a Type 1 (individual) record in the CMS NPPES registry.

Where does Raymond Singer practice?

The practice location on file with NPPES is in Allentown, PA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-11-27.