Provider Demographics
NPI:1730359100
Name:CHANG, JOANN CONG YIN (MD)
Entity type:Individual
Prefix:DR
First Name:JOANN
Middle Name:CONG YIN
Last Name:CHANG
Suffix:
Gender:F
Credentials:MD
Other - Prefix:
Other - First Name:
Other - Middle Name:
Other - Last Name:
Other - Suffix:
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Other - Credentials:
Mailing Address - Street 1:479 OLD UNION TPKE
Mailing Address - Street 2:
Mailing Address - City:LANCASTER
Mailing Address - State:MA
Mailing Address - Zip Code:01523-3029
Mailing Address - Country:US
Mailing Address - Phone:978-537-3900
Mailing Address - Fax:978-537-6030
Practice Address - Street 1:479 OLD UNION TPKE
Practice Address - Street 2:
Practice Address - City:LANCASTER
Practice Address - State:MA
Practice Address - Zip Code:01523-3029
Practice Address - Country:US
Practice Address - Phone:978-537-3900
Practice Address - Fax:978-537-6030
Is Sole Proprietor?:No
Enumeration Date:2008-03-02
Last Update Date:2022-05-02
Deactivation Date:
Deactivation Code:
Reactivation Date:
Provider Licenses
StateLicense IDTaxonomies
NY267568207W00000X
MA243192207W00000X
Provider Taxonomies
Primary?CodeTypeClassificationSpecialization
Yes207W00000XAllopathic & Osteopathic PhysiciansOphthalmology
Provider Identifiers
StateIdentifier IDID TypeIssuer
MA001598401Medicare PIN
NY03533855Medicaid