Phyllis E. Nicholson, MD

Internal Medicine Physician · Olney, MD

Individual Active NPI

NPI number 1609854389

Practice location

18101 Prince Philip Drive
Montgomery General Hospital
Olney, MD 20832
Phone
(301) 774-8900
Fax
(301) 570-8574

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NPI record

NPI
1609854389
Entity type
Individual (Type 1)
Enumeration date
January 4, 2006
Last updated
July 13, 2026
Sole proprietor
No

Specialties & taxonomy codes

TaxonomyCodeLicenseState
Internal Medicine Physician Primary 207R00000X D0028429 MD

Mailing address

1300 Piccard Drive
Ste 202
Rockville, MD 20850-4303
Phone
(301) 921-7900
Fax
(301) 921-7915

About Dr. Nicholson

Phyllis E. Nicholson, MD is a healthcare provider registered in the NPI registry with the primary taxonomy Internal Medicine Physician (code 207R00000X). The practice location is 18101 Prince Philip Drive, Montgomery General Hospital, Olney, MD 20832. The NPI number 1609854389 was assigned on January 4, 2006 and the record was last updated on July 13, 2026.

Dr. Nicholson lists a license in the registry: #D0028429 (MD) for Internal Medicine Physician. License numbers are self-reported to NPPES; verify them with the state licensing board.

Frequently asked questions

What is the NPI number of Phyllis E. Nicholson, MD?

The NPI number is 1609854389.

What is the phone number of Dr. Nicholson?

The phone number listed for the practice location is (301) 774-8900.

Where is Dr. Nicholson located?

18101 Prince Philip Drive, Montgomery General Hospital, Olney, MD 20832.

What is the taxonomy code for Dr. Nicholson?

The primary taxonomy code is 207R00000X – Internal Medicine Physician.

Is this information correct?

All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.

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