DR. STEVEN LANDGARTEN MD
NPI 1295772580
Internal Medicine - Endocrinology, Diabetes & Metabolism in Tulsa, OK
About Dr. Steven Landgarten Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN LANDGARTEN MD (NPI 1295772580) is an individual endocrinology, diabetes & metabolism provider in Tulsa, Oklahoma, licensed in Oklahoma (9623) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Hillcrest Medical Center, and is a graduate of State University Of Ny Upstate Medical University (1966).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted 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. Steven Landgarten 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.
Medicare Billing Reassignment
Medicare enrollment records show Steven Landgarten reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tulsa, OK 74104
- Reassigned Medicare billing, Oklahoma enrollment
- 340 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 23
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hillcrest Medical Center
Acute Care Hospitals · Tulsa, OKHillcrest Hospital Pryor
Acute Care Hospitals · Pryor, OKAscension St John Jane Phillips
Acute Care Hospitals · Bartlesville, OKHillcrest Hospital Claremore
Acute Care Hospitals · Claremore, OKHillcrest Hospital South
Acute Care Hospitals · Tulsa, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 74104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 6
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
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 Steven Landgarten's NPI number?
The NPI number for Steven Landgarten is 1295772580. It was assigned to this individual provider in the NPPES registry on June 2, 2006.
Where is Steven Landgarten located?
Steven Landgarten practices at 1245 S Utica Ave, Tulsa, OK 74104. The listed phone number is (918) 382-2551.
What is Steven Landgarten's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Steven Landgarten enrolled in Medicare?
Yes. Steven Landgarten 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 Steven Landgarten's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Landgarten reassigns Medicare benefits to Ahs Oklahoma Physician Group LLC (Tulsa, OK). 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 Steven Landgarten's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Steven Landgarten 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 5 other insurers list Steven Landgarten 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.
Is Steven Landgarten affiliated with any hospitals?
According to CMS data, Steven Landgarten is affiliated with Hillcrest Medical Center, Hillcrest Hospital Pryor, Ascension St John Jane Phillips, Hillcrest Hospital Claremore and Hillcrest Hospital South.
When was this NPI record last updated?
The NPPES record for Steven Landgarten was last updated on January 22, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.