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

Rengen Nephrology LLC

Organization Internal Medicine Physician · NPI 1679761472

Rengen Nephrology LLC is an Internal Medicine Physician in Frederick, Maryland. Licensed in Maryland. Registered with an NPI since 2007.

Licensed in
MD
In the registry since
2007
Specialties on file
2
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

405 W 7th St
Frederick, MD 21701-4505
Phone: (240) 344-9267
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence H0065835 (MD)
Internal Medicine Physician Taxonomy 207R00000X · Licence H0065835 (MD)

Record details

NPI number1679761472
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Rohan Rengen — Sole Propreitor · (240) 344-9267
NPI enumeratedOctober 7, 2007
Last updated in NPPESOctober 7, 2007
Mailing address405 W 7th St, Frederick, MD 21701-4505

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