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DR. ADEL MESSEIH MD
NPI 1861451759
Internal Medicine - Hematology & Oncology in Williamsport, PA

Active since March 21, 2006
1100 GRAMPIAN BLVD, DIVINE PROVIDENCE HOSPITAL, WILLIAMSPORT, PA 17701(570) 326-8470(570) 326-8590 Get Directions Write a Review

NPPES record last updated: November 30, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Adel Messeih Md NPPES

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

DR. ADEL MESSEIH MD (NPI 1861451759) is an individual hematology & oncology provider in Williamsport, Pennsylvania, licensed in Pennsylvania (MD024213E) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1861451759
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. ADEL MESSEIHCredential: MD
Location Address1100 GRAMPIAN BLVD, DIVINE PROVIDENCE HOSPITALWilliamsport, PA 17701-1909
Mailing Address1201 Grampian Blvd, Po Box 3127Williamsport, PA 17701-1900
Phone(570) 326-8470
Fax(570) 326-8590
Sole ProprietorNo
Enumeration DateMarch 21, 2006
Last NPPES UpdateNovember 30, 2007
✔ NPI 1861451759 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in PA · MD024213E
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X · License MD024213E (PA)
1100 GRAMPIAN BLVD, Williamsport, PA 17701
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Other Identifiers 9

OtherE10416PA · Healthamerica
Other1768366PA · Unitedhealthcare
Medicaid0010319410006PA
Other4588364PA · Aetna
Other817378PA · First Priority Health
Medicare UPINE10416
Medicare PINP00070960PA
Medicare PIN430129PA
Other50057108PA · Keystne Hlth Pln Central

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 Adel Messeih's NPI number?

The NPI number for Adel Messeih is 1861451759. It was assigned to this individual provider in the NPPES registry on March 21, 2006.

Where is Adel Messeih located?

Adel Messeih practices at 1100 Grampian Blvd Divine Providence Hospital, Williamsport, PA 17701. The listed phone number is (570) 326-8470.

What is Adel Messeih's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Adel Messeih was last updated on November 30, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.