Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Juan L Martinez-Poyer, MD

Maternal & Fetal Medicine Physician in Philadelphia, PA · enumerated 2005.

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

National Provider Identifier

1598748519

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Registry record

Entity type Individual (Type 1)

Name Juan L Martinez-Poyer

Credential MD

Sex Male

Practice address 34th & Civic Center Blvd, Children'S Hospital of Philadelphia - Obgyn Dept., Philadelphia, PA, 19104

Phone (215) 590-2730

Fax (215) 590-4875

Enumeration date Nov 23, 2005

Last updated in NPPES Feb 20, 2024

Taxonomy & licenses

207VM0101X Maternal & Fetal Medicine Physician Allopathic & Osteopathic Physicians · License MD 24231 (OR) 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
181611	Medicaid	OR	-

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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Juan Martinez-Poyer practice?

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

What is the NPI number for Juan Martinez-Poyer?

The National Provider Identifier (NPI) for Juan Martinez-Poyer is 1598748519, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-02-20.