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TNI-KSO PC
NPI 1215003314
Internal Medicine - Nephrology in Tulsa, OK

Active since November 28, 2006
6465 S YALE AVE, SUITE 507, TULSA, OK 74136(918) 481-2763(918) 481-2775 Get Directions Write a Review

NPPES record last updated: June 3, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Tni-kso Pc NPPES

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

TNI-KSO PC (NPI 1215003314), doing business as Nephrology Specialists Of Oklahoma, is a healthcare organization registered as a nephrology in Tulsa, Oklahoma and active in the NPI registry since November 2006. The organization lists Lesa Anderson, Billing Manager, as its authorized official.

NPPES Registry Identity

NPI1215003314
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameTNI-KSO PC
Location Address6465 S YALE AVE, SUITE 507Tulsa, OK 74136-7823
Mailing Address6465 S Yale Ave, Suite 507Tulsa, OK 74136-7823 · (918) 481-2763 · Fax (918) 481-2775
Phone(918) 481-2763
Fax(918) 481-2775
Organization SubpartNo
Authorized OfficialLesa AndersonBilling Manager · (918) 779-4948
Enumeration DateNovember 28, 2006
Last NPPES UpdateJune 3, 2026
NPPES CertifiedJune 3, 2026
✔ NPI 1215003314 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
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.
6465 S YALE AVE, Tulsa, OK 74136
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Other Names 1

Doing Business AsNephrology Specialists Of Oklahoma

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tni-kso Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

20

Medicare enrollment records show 20 clinicians reassign Medicare billing to Tni-Kso PC, which bills Medicare for the services they deliver. Of these, 15 practice within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 4

Nephrology12
Nurse Practitioner6
Certified Clinical Nurse Specialist (CNS)1
Internal Medicine1

Clinicians, nearest first (20)

Tariq Alyamani
Nephrology
NPI 1255941589
6465 S YALE AVE STE 507
Tulsa, OK 74136
(918) 712-5000
✔ PECOS✔ Accepts Medicare0.3 mi
Ayesha Anwaar
Nephrology
NPI 1487007449
6465 S YALE AVE STE 507
Tulsa, OK 74136
(918) 712-5000
✔ PECOS✔ Accepts Medicare0.3 mi
Jessica Bassett, APRN
Nurse Practitioner
NPI 1316701378
6465 S YALE AVE STE 507
Tulsa, OK 74136
(918) 712-5000
✔ PECOS✔ Accepts Medicare0.3 mi
Mary Ann Cameron, MD
Nephrology
NPI 1619924677
6465 S YALE AVE SUITE 507
Tulsa, OK 74136
(918) 481-2760
✔ PECOS✔ Accepts Medicare0.3 mi
Kristy Martin, APRN-CNS
Certified Clinical Nurse Specialist (CNS)
NPI 1457618613
6465 S YALE AVE SUITE 507
Tulsa, OK 74136
(918) 481-2760
✔ PECOS✔ Accepts Medicare0.3 mi
Neha Siddiqui, MD
Nephrology
NPI 1285242487
6465 S YALE AVE STE 507
Tulsa, OK 74136
(918) 712-5000
✔ PECOS✔ Accepts Medicare0.3 mi
Krishna Baradhi, M.D
Nephrology
NPI 1538360573
8921 S MINGO RD
Tulsa, OK 74133
(918) 577-3726
✔ PECOS✔ Accepts Medicare3.8 mi
Lindsey Haguewood
Nurse Practitioner
NPI 1942794029
1923 S UTICA AVE
Tulsa, OK 74104
(918) 744-3131
✔ PECOS✔ Accepts Medicare5.4 mi
Ismail Almokyad, MD
Nephrology
NPI 1649628991
1145 S UTICA AVE STE 364
Tulsa, OK 74104
(918) 712-5000
✔ PECOS✔ Accepts Medicare6.1 mi
Kusum Bhandari, MD
Nephrology
NPI 1700952884
1145 S UTICA AVE SUITE 364
Tulsa, OK 74104
(918) 712-5000
✔ PECOS✔ Accepts Medicare6.1 mi
Janet Russell, MD
Nephrology
NPI 1780691501
1145 S UTICA AVE SUITE 364
Tulsa, OK 74104
(918) 712-5000
✔ PECOS✔ Accepts Medicare6.1 mi
Tamara Snyder, C.N.P
Nurse Practitioner
NPI 1861558710
1145 S UTICA AVE STE 364
Tulsa, OK 74104
(918) 712-5000
✔ PECOS✔ Accepts Medicare6.1 mi
Sunil Agrawal, MD
Nephrology
NPI 1093953747
1145 S UTICA AVE SUITE 364
Tulsa, OK 74104
(918) 712-5000
✔ PECOS✔ Accepts Medicare6.2 mi
Andrew Douthitt, AG-ACNP-BC, FNP-BC
Nurse Practitioner
NPI 1801381256
1145 S UTICA AVE STE 364
Tulsa, OK 74104
(918) 712-5000
✔ PECOS✔ Accepts Medicare6.2 mi
Lacy Reynolds, APRN
Nurse Practitioner
NPI 1598233298
1120 S UTICA AVE
Tulsa, OK 74104
(918) 579-1000
✔ PECOS✔ Accepts Medicare6.2 mi
Angela Bolz, D.O.
Nephrology
NPI 1013119650
591 E 36TH ST N
Tulsa, OK 74106
(918) 619-4400
✔ PECOS✔ Accepts Medicare10 mi
Jessica Foster, MSN, APRN, FNP-BC
Nurse Practitioner
NPI 1164259891
PO BOX 522
Keota, OK 74941
(918) 817-9954
✔ PECOS✔ Accepts Medicare79 mi
Layth Al Attar, M.D.
Nephrology
NPI 1023469269
1010 N KANSAS ST
Wichita, KS 67214
(316) 293-1818
✔ PECOS✔ Accepts Medicare137 mi
Anand Udupa, MD
Nephrology
NPI 1043303084
4450 CALIBRE XING NW STE 1126
Acworth, GA 30101
(470) 227-8130
✔ PECOS✔ Accepts Medicare649 mi
Atabak Parsa, MD
Internal Medicine
NPI 1003378126
3001 HOSPITAL DR FL 5
Cheverly, MD 20785
(301) 618-2273
✔ PECOS✔ Accepts Medicare1,060 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 Tni-Kso PC's NPI number?

The NPI number for Tni-Kso PC is 1215003314. It was assigned to this organization in the NPPES registry on November 28, 2006. The provider is doing business as Nephrology Specialists of Oklahoma.

Where is Tni-Kso PC located?

Tni-Kso PC is located at 6465 S Yale Ave Suite 507, Tulsa, OK 74136. The listed phone number is (918) 481-2763.

What is Tni-Kso PC's specialty?

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

Is Tni-Kso PC enrolled in Medicare?

Yes. Tni-Kso PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Tni-Kso PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 20 clinicians in 4 Medicare specialties reassign their Medicare billing to Tni-Kso PC. 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 Nephrology (12), Nurse Practitioner (6) and Certified Clinical Nurse Specialist (CNS) (1). Of these, 15 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Tni-Kso PC accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 1 other insurer list Tni-Kso PC 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 Tni-Kso PC was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.