=====================================================
General NPI Number Information
=====================================================
NPI Number | 1457938169
-----------------------------------------------------
Entity Type | Individual
-----------------------------------------------------
Provider Name | JOHN KARSTENS
-----------------------------------------------------
Gender | Male
-----------------------------------------------------
=====================================================
Dates
=====================================================
Enumeration Date | 03/27/2021
-----------------------------------------------------
Last Update Date | 08/22/2025
-----------------------------------------------------
=====================================================
Provider Practice Location Address
=====================================================
Address Line | 204 W 26TH ST
-----------------------------------------------------
City | ERIE
-----------------------------------------------------
State | PA
-----------------------------------------------------
Zip | 16508-1806
-----------------------------------------------------
Country | US
-----------------------------------------------------
Telephone | 814-868-7581
-----------------------------------------------------
Fax | 814-866-3580
-----------------------------------------------------
=====================================================
Provider Business Mailing Address
=====================================================
Address Line | 2314 SASSAFRAS ST STE 2
-----------------------------------------------------
City | ERIE
-----------------------------------------------------
State | PA
-----------------------------------------------------
Zip | 16502-2721
-----------------------------------------------------
Country | US
-----------------------------------------------------
Telephone | 144-525-0438
-----------------------------------------------------
Fax | 814-452-7005
-----------------------------------------------------
=====================================================
Authorized Official
=====================================================
Title or Position |
-----------------------------------------------------
Name |
-----------------------------------------------------
Credential |
-----------------------------------------------------
Telephone |
-----------------------------------------------------
=====================================================
Scope of Practice (Provider's specialty)
=====================================================
Taxonomy #1
-----------------------------------------------------
Taxonomy Code | 207R00000X
-----------------------------------------------------
Taxonomy Name | Internal Medicine Physician
-----------------------------------------------------
License Number | OS023662
-----------------------------------------------------
License Number State | PA
-----------------------------------------------------
Taxonomy #2
-----------------------------------------------------
Taxonomy Code | 207RS0012X
-----------------------------------------------------
Taxonomy Name | Sleep Medicine (Internal Medicine) Physician
-----------------------------------------------------
License Number | OS023662
-----------------------------------------------------
License Number State | PA
-----------------------------------------------------