Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Lee S. Portnoff, MD, PC

Organization Dermatology Physician · NPI 1003025560

Lee S. Portnoff, MD, PC is a Dermatology Physician in Saint Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2007.

Licensed in
MO
In the registry since
2007
Specialties on file
3
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3009 N Ballas Rd Ste 235A
Saint Louis, MO 63131-2308
Phone: (314) 993-2909
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

MOHS-Micrographic Surgery Physician (primary) Taxonomy 207ND0101X · Licence R9730 (MO)
Dermatology Physician Taxonomy 207N00000X · Licence R9730 (MO)
Procedural Dermatology Physician Taxonomy 207NS0135X · Licence R9730 (MO)

Record details

NPI number1003025560
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Lee Portnoff — President · (314) 993-2909
NPI enumeratedMay 22, 2007
Last updated in NPPESSeptember 20, 2007
Mailing address3009 N Ballas Rd, Ste 235a, Saint Louis, MO 63131-2308

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