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INFECTIOUS DISEASE ASSOCIATES LLC
NPI 1306397658
General Acute Care Hospital in Oklahoma City, OK

Active since October 21, 2016
5401 N PORTLAND AVE, SUITE 220, OKLAHOMA CITY, OK 73112(405) 604-4321(405) 604-4331 Get Directions Write a Review

NPPES record last updated: October 21, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Infectious Disease Associates Llc NPPES

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

INFECTIOUS DISEASE ASSOCIATES LLC (NPI 1306397658) is a healthcare organization registered as a general acute care hospital in Oklahoma City, Oklahoma and active in the NPI registry since October 2016. The organization lists Bushra Siddique, President, as its authorized official.

NPPES Registry Identity

NPI1306397658
Entity TypeOrganization
Primary Taxonomy282N00000X
Legal Business NameINFECTIOUS DISEASE ASSOCIATES LLC
Location Address5401 N PORTLAND AVE, SUITE 220Oklahoma City, OK 73112-2121
Mailing Address820 W Danforth Rd, Suite 302Edmond, OK 73003-5006 · (405) 694-4966 · Fax (405) 604-4331
Phone(405) 604-4321
Fax(405) 604-4331
Organization SubpartNo
Authorized OfficialBushra SiddiquePresident · (405) 694-4966
Enumeration DateOctober 21, 2016
✔ NPI 1306397658 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral Acute Care HospitalHospitals
Taxonomy Code282N00000X
License✔ Licensed in OK · 29723
Definition
An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.
5401 N PORTLAND AVE, Oklahoma City, OK 73112
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Other Identifiers 1

Medicaid200522840AOK

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Infectious Disease Associates Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Infectious Disease Associates LLC, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Bushra Siddique, M.D.
Internal Medicine
NPI 1982848719
5401 N PORTLAND AVE SUITE 220
Oklahoma City, OK 73112
(405) 694-4966
✔ PECOS✔ Accepts Medicare0.1 mi
Janki Amin, M.D.
Internal Medicine
NPI 1457794430
13313 N MERIDIAN AVE STE D
Oklahoma City, OK 73120
(405) 755-4290
✔ PECOS✔ Accepts Medicare5.7 mi
Allison Nazinitsky, MD
Obstetrics/Gynecology
NPI 1922324011
10350 HALIGUS RD STE 200D
Huntley, IL 60142
(847) 802-7270
✔ PECOS✔ Accepts Medicare675 mi
Sowminya Arikapudi, MD
Internal Medicine
NPI 1629424874
DOGWOOD AVENUE CARL A. JONES HALL, VA BUILDING 1,
Mountain Home, TN 37684
(423) 439-6283
✔ PECOS✔ Accepts Medicare847 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Infectious Disease Associates LLC's NPI number?

The NPI number for Infectious Disease Associates LLC is 1306397658. It was assigned to this organization in the NPPES registry on October 21, 2016.

Where is Infectious Disease Associates LLC located?

Infectious Disease Associates LLC is located at 5401 N Portland Ave Suite 220, Oklahoma City, OK 73112. The listed phone number is (405) 604-4321.

What is Infectious Disease Associates LLC's specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

Is Infectious Disease Associates LLC enrolled in Medicare?

Yes. Infectious Disease Associates LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Infectious Disease Associates LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians in 2 Medicare specialties reassign their Medicare billing to Infectious Disease Associates LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Internal Medicine (3) and Obstetrics/Gynecology (1). Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Infectious Disease Associates LLC was last updated on October 21, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.