Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Ellen Y Yang, M.D.
Specialist in Annapolis, MD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1912955873
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Registry record
Entity type Individual (Type 1)
Name Dr. Ellen Y Yang
Credential M.D.
Sex Female
Practice address 49 Old Solomons Island Rd, Suite 104, Annapolis, MD, 21401
Phone (410) 573-9511
Fax (410) 573-4816
Enumeration date May 4, 2006
Last updated in NPPES Jul 8, 2011
Taxonomy & licenses
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 |
|---|---|---|---|
| 611500400 | Medicaid | MD | - |
| 54608103 | Other | MD | CAREFIRST BCBS |
| R9960002 | Other | DC | CAREFIRST BCBS/DC |
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.
Frequently asked questions
Where does Ellen Yang practice?
The practice location on file with NPPES is in Annapolis, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ellen Yang?
The National Provider Identifier (NPI) for Ellen Yang is 1912955873, 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 2011-07-08.