Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. JOHN R MIDDLETON MD
NPI 1891852489
Internal Medicine - Infectious Disease in Old Bridge, NJ

Q: What is John Middleton's NPI number?

The NPI number for John Middleton is 1891852489. It was assigned to this individual provider in the NPPES registry on January 2, 2007.

Q: What is John Middleton's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for John Middleton was last updated on September 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.

Active since January 02, 2007

3 HOSPITAL PLZ, SUITE 208, OLD BRIDGE, NJ 08857(732) 360-2700(732) 360-2703 Get Directions Write a Review

NPPES record last updated: September 27, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

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About Dr. John R Middleton Md NPPES

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

DR. JOHN R MIDDLETON MD (NPI 1891852489) is an individual infectious disease provider in Old Bridge, New Jersey, licensed in New Jersey (MA28183) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1891852489

Entity TypeIndividualMale

Primary Taxonomy207RI0200X

Provider Legal NameDR. JOHN R MIDDLETONCredential: MD

Location Address3 HOSPITAL PLZ, SUITE 208Old Bridge, NJ 08857-3093

Mailing Address3 Hospital Plz, Suite 208Old Bridge, NJ 08857-3093 · (732) 360-2700 · Fax (732) 360-2703

Phone(732) 360-2700

Fax(732) 360-2703

Sole ProprietorYes

Enumeration DateJanuary 2, 2007

Last NPPES UpdateSeptember 27, 2026

✔ NPI 1891852489 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in NJ · MA28183

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

3 HOSPITAL PLZ, Old Bridge, NJ 08857

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Other Identifiers 1

Medicaid1777203NJ

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.

LEADING MEDICAL CARE LLC

Clinic/Center (Primary Care)

3 HOSPITAL PLZ, SUITE 409
OLD BRIDGE, NJ 08857

Middlesex County (973) 975-3084

RARITAN BAY INFECTIOUS DISEASES CONSULTANTS,PA

Specialist

3 HOSPITAL PLZ, SUITE 208
OLD BRIDGE, NJ 08857

Middlesex County (732) 360-2700

COASTAL MEDICAL GROUP PA

Internal Medicine

3 HOSPITAL PLZ, SUITE 315
OLD BRIDGE, NJ 08857

Middlesex County (732) 360-1500

STEPHANIE RENEE MISTRETTA MSN, APRN, ACNPC-AG

Nurse Practitioner (Acute Care)

3 HOSPITAL PLZ
OLD BRIDGE, NJ 08857

Middlesex County (732) 360-2700

HEALTHCARE PAIN & REHABILITATION INC

Clinic/Center (Pain)

3 HOSPITAL PLZ, STE 309
OLD BRIDGE, NJ 08857

Middlesex County (732) 607-9000

HEALTHCARE PAIN & REHABILITATION

Specialist

3 HOSPITAL PLZ, SUITE 309
OLD BRIDGE, NJ 08857

Middlesex County (732) 607-9000

MICHAEL SCHMIERER DPM

Podiatrist (Foot & Ankle Surgery)

3 HOSPITAL PLZ, STE 314
OLD BRIDGE, NJ 08857

Middlesex County (732) 360-9200

PREMIER UROLOGY GROUP LLC

Specialist

3 HOSPITAL PLZ, SUITE 200
OLD BRIDGE, NJ 08857

Middlesex County (732) 679-2010

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 Middleton's NPI number?

The NPI number for John Middleton is 1891852489. It was assigned to this individual provider in the NPPES registry on January 2, 2007.

Where is John Middleton located?

John Middleton practices at 3 Hospital Plz Suite 208, Old Bridge, NJ 08857. The listed phone number is (732) 360-2700.

What is John Middleton's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

When was this NPI record last updated?

The NPPES record for John Middleton was last updated on September 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.