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DR. ZACHARY WEEDER SIMPSON MD
NPI 1073514121
Internal Medicine - Geriatric Medicine in Williamsport, PA

Active since August 10, 2005
1100 GRAMPIAN BLVD, WILLIAMSPORT, PA 17701(570) 320-7691(570) 320-7898 Get Directions Write a Review

NPPES record last updated: November 9, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Zachary Weeder Simpson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ZACHARY WEEDER SIMPSON MD (NPI 1073514121) is an individual geriatric medicine provider in Williamsport, Pennsylvania, licensed in Pennsylvania (MD065196L) and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1073514121
Entity TypeIndividualMale
Primary Taxonomy207RG0300X
Provider Legal NameDR. ZACHARY WEEDER SIMPSONCredential: MD
Location Address1100 GRAMPIAN BLVDWilliamsport, PA 17701-1909
Mailing Address1201 Grampian BlvdWilliamsport, PA 17701-1900
Phone(570) 320-7691
Fax(570) 320-7898
Sole ProprietorNo
Enumeration DateAugust 10, 2005
Last NPPES UpdateNovember 9, 2015
✔ NPI 1073514121 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RG0300X
License✔ Licensed in PA · MD065196L
Definition
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.
1100 GRAMPIAN BLVD, Williamsport, PA 17701
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Other Identifiers 1

Medicare UPINH25592PA

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

VERONICA MOON
Registered Nurse
1100 GRAMPIAN BLVD
WILLIAMSPORT, PA 17701
Lycoming County (570) 320-7690
MS. SARA JO RITCHEY PA-C
Physician Assistant
1100 GRAMPIAN BLVD
WILLIAMSPORT, PA 17701
Lycoming County (570) 320-7680
MRS. MINDI NICHOLS CRNP
Nurse Practitioner
1100 GRAMPIAN BLVD
WILLIAMSPORT, PA 17701
Lycoming County (570) 320-7691
HOME NURSING AGENCY & VISITING NURSE ASSOCIATION
Home Health
1100 GRAMPIAN BLVD
WILLIAMSPORT, PA 17701
Lycoming County (570) 320-7690
ROHIT G SINGH MD
Pain Medicine (Pain Medicine)
1100 GRAMPIAN BLVD
WILLIAMSPORT, PA 17701
Lycoming County (570) 326-8457
DIVINE PROVIDENCE HOSPITAL OF THE SISTERS OF CHRISTIAN CHARITY
Registered Nurse
1100 GRAMPIAN BLVD, 4 SOUTH
WILLIAMSPORT, PA 17701
Lycoming County (570) 320-7690
ASHLEY LEBERFINGER M.D.
Plastic Surgery
1100 GRAMPIAN BLVD
WILLIAMSPORT, PA 17701
Lycoming County (570) 326-8005
KARL AHLSWEDE MD
Surgery (Hospice and Palliative Medicine)
1100 GRAMPIAN BLVD
WILLIAMSPORT, PA 17701
Lycoming County (570) 320-7680

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Zachary Simpson's NPI number?

The NPI number for Zachary Simpson is 1073514121. It was assigned to this individual provider in the NPPES registry on August 10, 2005.

Where is Zachary Simpson located?

Zachary Simpson practices at 1100 Grampian Blvd, Williamsport, PA 17701. The listed phone number is (570) 320-7691.

What is Zachary Simpson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

When was this NPI record last updated?

The NPPES record for Zachary Simpson was last updated on November 9, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.