DR. JOHN MASSIMILIAN DO
NPI 1598721508
Emergency Medicine in Crown Point, IN

Active since April 26, 2006
1201 S MAIN ST, DEPT: ED, CROWN POINT, IN 46307(219) 757-6310(219) 757-6312 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Dr. John Massimilian Do NPPES

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

DR. JOHN MASSIMILIAN DO (NPI 1598721508) is an individual emergency medicine provider in Crown Point, Indiana, licensed in Indiana (02001829A) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1598721508
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. JOHN MASSIMILIANCredential: DO
Location Address1201 S MAIN ST, DEPT: EDCrown Point, IN 46307-8481
Mailing Address211 Devon DrBurr Ridge, IL 60527-8309 · (630) 655-1055 · Fax (630) 655-8966
Fax(219) 757-6312
Sole ProprietorYes
Enumeration DateApril 26, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1598721508 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in IN · 02001829A
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
1201 S MAIN ST, Crown Point, IN 46307

Other Identifiers 2

Medicare UPINE55901IN
Medicare ID-Type Unspecified138200IIN

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.

Radiology (Diagnostic Radiology)
1201 S MAIN ST
CROWN POINT, IN 46307
Emergency Medicine
1201 S MAIN ST, EMERGENCY DEPARTMENT
CROWN POINT, IN 46307
Hospitalist
1201 S MAIN ST
CROWN POINT, IN 46307
Clinical Nurse Specialist
1201 S MAIN ST
CROWN POINT, IN 46307
Nuclear Medicine
1201 S MAIN ST
CROWN POINT, IN 46307
Nurse Anesthetist, Certified Registered
1201 S MAIN ST
CROWN POINT, IN 46307
Nurse Practitioner
1201 S MAIN ST
CROWN POINT, IN 46307
Physician Assistant
1201 S MAIN ST
CROWN POINT, IN 46307

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 Massimilian's NPI number?

The NPI number for John Massimilian is 1598721508. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is John Massimilian located?

John Massimilian practices at 1201 S Main St Dept: Ed, Crown Point, IN 46307. The listed phone number is (219) 757-6310.

What is John Massimilian's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

When was this NPI record last updated?

The NPPES record for John Massimilian was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.