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DR. ISSA R HADDAD MD
NPI 1720606510
Internal Medicine - Nephrology in Little Rock, AR

Active since July 08, 2020PECOS EnrolledAccepts Medicare Assignment
4301 W MARKHAM ST # 501, LITTLE ROCK, AR 72205(501) 214-2400(501) 661-7936 Get Directions Write a Review

NPPES record last updated: August 4, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Aug 4, 2026, Jun 14, 2023, Jul 8, 2020 (3 updates tracked since 2020).

About Dr. Issa R Haddad Md NPPES

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

DR. ISSA R HADDAD MD (NPI 1720606510) is an individual nephrology provider in Little Rock, Arkansas, licensed in Arkansas (E-20491) and active in the NPI registry since July 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in Gainesville, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1720606510
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. ISSA R HADDADCredential: MD
Location Address4301 W MARKHAM ST # 501Little Rock, AR 72205-7101
Mailing Address4301 W Markham St # 783Little Rock, AR 72205-7101 · (501) 686-8000 · Fax (501) 526-5148
Phone(501) 214-2400
Fax(501) 661-7936
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateJuly 8, 2020
Last NPPES UpdateAugust 4, 20263 updates tracked since enumeration
NPPES CertifiedAugust 4, 2026
✔ NPI 1720606510 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Licenses✔ Licensed in AR · E-20491✔ Licensed in FL · 36619
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License E-20491 (AR), 5315216915 (MI)
4301 W MARKHAM ST # 501, Little Rock, AR 72205
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Secondary Practice Location 1

Location 11600 SW Archer Rd Rm 4101Gainesville, FL 32610-1811 · Phone (352) 265-0239

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Issa R Haddad Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779041009
PECOS Enrollment IDI20260818000988
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Issa Haddad reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Arkansas For Medical Sciences
Same address
Advanced Practice Midwife
4301 W MARKHAM ST # 783
Little Rock, AR 72205
  • Reassigned Medicare billing, Arkansas enrollment
  • 2,038 clinicians in this Medicare group
NPI 1043372220 (501) 686-8000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 72205 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$119.36 typical visit price
range $51.36 – $157.74
Typical copayment $29.84 (range $12.84 – $39.43)
Most-billed visit code 99204
Established Patient
$91.63 typical visit price
range $16.16 – $128.77
Typical copayment $22.90 (range $4.04 – $32.19)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JOSEPH HUNTER HOLTHOFF M.D., PH.D.
Internal Medicine (Nephrology)
4301 W MARKHAM ST # 501
LITTLE ROCK, AR 72205
Pulaski County (501) 686-1020
MS. TEMEKIS DELVAUGHN HAMPTON APRN
Nurse Practitioner (Family)
4301 W MARKHAM ST # 501
LITTLE ROCK, AR 72205
Pulaski County (501) 410-2783
DR. VIKAS VUJJINI M.D.
Internal Medicine (Nephrology)
4301 W MARKHAM ST # 501
LITTLE ROCK, AR 72205
Pulaski County (501) 214-2400
DR. SUSHMA BHUSAL M.D.
Internal Medicine (Nephrology)
4301 W MARKHAM ST # 501
LITTLE ROCK, AR 72205
Pulaski County (501) 686-5377
NITHIN KARAKALA MD
Internal Medicine (Nephrology)
4301 W MARKHAM ST # 501
LITTLE ROCK, AR 72205
Pulaski County (501) 686-7150
FATIMA AYUB MD
Internal Medicine (Nephrology)
4301 W MARKHAM ST # 501
LITTLE ROCK, AR 72205
Pulaski County (501) 686-5377
SAAD ABDULRAHIM TALAL MAHMOUD MBBS
Student in an Organized Health Care Education/Training Program
4301 W MARKHAM ST # 501
LITTLE ROCK, AR 72205
Pulaski County (501) 686-5377

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 Issa Haddad's NPI number?

The NPI number for Issa Haddad is 1720606510. It was assigned to this individual provider in the NPPES registry on July 8, 2020.

Where is Issa Haddad located?

Issa Haddad practices at 4301 W Markham St # 501, Little Rock, AR 72205. The listed phone number is (501) 214-2400.

What is Issa Haddad's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Issa Haddad enrolled in Medicare?

Yes. Issa Haddad is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Issa Haddad's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Issa Haddad reassigns Medicare benefits to University Of Arkansas For Medical Sciences (Little Rock, AR). The 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 Issa Haddad's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Issa Haddad accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Issa Haddad as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Issa Haddad was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.