THEODORE J SOUTHGATE (MD) – Cardiovascular Disease Physician, NPI 1730156217

THEODORE J SOUTHGATE (MD) is a healthcare provider. based in Newark, New Jersey. specializing in GENERAL SURGERY. They hold the professional credentials MD. They hold a License No. 25MA05005700 (NJ). The NPI Number for THEODORE J SOUTHGATE (MD) is 1730156217

Main info

Male
46 Years Of Experience
Accepts Medicare Assignment
Name
THEODORE J SOUTHGATE (MD)
NPI
1730156217
Phone
(973) 926-7749
Address
201 LYONS AVE
Enumeration Date
3 March 2006
Last Update Date
8 July 2007

Doctor Profile

Medical School Name
UNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Secondary Phone
9733227000
Graduation Year
1980 (46 years ago)
PAC ID
5698713980
Group Practice PAC ID
9537316955
Professional Enrollment ID
I20050418001107
Address ID
NJ070395672LI94XXXRDXX500
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

984 GENERAL SURGERY in NJ

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Provider Addresses for THEODORE J SOUTHGATE (MD)

  • Newark Beth Israel Medical Center, 201, Lyons Avenue, Newark, Essex County, New Jersey, 07112, United States

    SUITE G5

    NEWARK, NJ 071122027

    Phone: (973) 926-7749

    Fax: (973) 923-4683

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2005-04-18

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20050418001107IGeneral SurgeryNJTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 07112)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9537316955View full group profile
NameSpecialtyState
-MA
Nurse PractitionerNJ
Nurse PractitionerNJ
Critical Care (Intensivists), Pulmonary DiseaseNJ
-NJ
General SurgeryNJ
O B S T E T R I C S/ G Y N E C O L O G YNJ
O B S T E T R I C S/ G Y N E C O L O G YNJ
General SurgeryNY
General SurgeryNJ

Reviews

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Frequently asked questions

What is the 10-digit NPI for THEODORE J SOUTHGATE (MD)?
THEODORE J SOUTHGATE (MD) — NPI 1730156217 — is the standard way to identify this listing.
Does CMS list THEODORE J SOUTHGATE (MD) as active?
Yes — THEODORE J SOUTHGATE (MD) is active in the NPI listing used on this page.
What is THEODORE J SOUTHGATE (MD)'s primary classification?
Cardiovascular Disease Physician is the headline specialty for THEODORE J SOUTHGATE (MD) here. Clinical services aligned with this taxonomy classification.
Where should I expect THEODORE J SOUTHGATE (MD) on a map?
Expect Newark, New Jersey as a primary anchor for THEODORE J SOUTHGATE (MD) unless the record lists multiple sites.
How many locations tie to this NPI?
2 practice locations appear in the available data.

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