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DR. JOHN E GREIFENKAMP MD
NPI 1396712980
Internal Medicine in Longview, TX

Active since March 02, 2006
707 HOLLYBROOK DR, LONGVIEW, TX 75605(903) 757-6042(903) 232-8226 Get Directions Write a Review

NPPES record last updated: January 15, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. John E Greifenkamp Md NPPES

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

DR. JOHN E GREIFENKAMP MD (NPI 1396712980) is an individual internal medicine provider in Longview, Texas, licensed in Texas (E0479) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1396712980
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JOHN E GREIFENKAMPCredential: MD
Location Address707 HOLLYBROOK DRLongview, TX 75605-2410
Mailing Address707 Hollybrook DrLongview, TX 75605-2410 · (903) 757-6042 · Fax (903) 232-8226
Phone(903) 757-6042
Fax(903) 232-8226
Sole ProprietorNo
Enumeration DateMarch 2, 2006
Last NPPES UpdateJanuary 15, 2008
✔ NPI 1396712980 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · E0479
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
707 HOLLYBROOK DR, Longview, TX 75605
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Other Identifiers 2

Medicare UPINB23127TX
Medicare PIN824411TX

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.

CHRISTY ANNE COBB FNP-C
Nurse Practitioner
707 HOLLYBROOK DR
LONGVIEW, TX 75605
Gregg County (903) 291-6223
MORGAN KATHLEEN RHOADES FNP
Nurse Practitioner (Family)
707 HOLLYBROOK DR, DCOL EXPRESS CARE
LONGVIEW, TX 75605
Gregg County (903) 232-8186
DR. JUSTIN COLEMAN HARDIN MD
Pathology (Anatomic Pathology & Clinical Pathology)
707 HOLLYBROOK DR
LONGVIEW, TX 75605
Gregg County (903) 757-6042
TRACY LEACH NNP-BC
Nurse Practitioner (Neonatal)
707 HOLLYBROOK DR
LONGVIEW, TX 75605
Gregg County (903) 757-6042
DR. ROGER W. KISER MD
Internal Medicine
707 HOLLYBROOK DR
LONGVIEW, TX 75605
Gregg County (903) 757-6042
SHEENA SHIRLEY
Nurse Practitioner (Family)
707 HOLLYBROOK DR
LONGVIEW, TX 75605
Gregg County (903) 757-6042
SAMUEL A HENDERSON MD
Pathology (Anatomic Pathology & Clinical Pathology)
707 HOLLYBROOK DR
LONGVIEW, TX 75605
Gregg County (903) 757-6042
BLAKE A ROBBINS DO
Dermatology
707 HOLLYBROOK DR
LONGVIEW, TX 75605
Gregg County (903) 232-8230

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 John Greifenkamp's NPI number?

The NPI number for John Greifenkamp is 1396712980. It was assigned to this individual provider in the NPPES registry on March 2, 2006.

Where is John Greifenkamp located?

John Greifenkamp practices at 707 Hollybrook Dr, Longview, TX 75605. The listed phone number is (903) 757-6042.

What is John Greifenkamp's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for John Greifenkamp was last updated on January 15, 2008. 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.