NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Sara Dana Wasserman, M.D.

Rheumatology Physician in Philadelphia, PA · enumerated 2009.

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

National Provider Identifier

1992930408

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Dr. Sara Dana Wasserman
Credential M.D.
Sex Female
Practice address 3737 Market St Fl 6, Philadelphia, PA, 19104
Phone (215) 662-2454
Fax (215) 662-7527
Enumeration date May 28, 2009
Last updated in NPPES Sep 5, 2018

Taxonomy & licenses

207RR0500X Rheumatology Physician Allopathic & Osteopathic Physicians · License MD459659 (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
1032597940001 Medicaid PA -

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

What is the NPI number for Sara Wasserman?
The National Provider Identifier (NPI) for Sara Wasserman is 1992930408, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sara Wasserman practice?
The practice location on file with NPPES is in Philadelphia, PA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-09-05.