SYED SHIRAZ ANWER MD
NPI 1689720443
Internal Medicine - Critical Care Medicine in Oklahoma City, OK
About Syed Shiraz Anwer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SYED SHIRAZ ANWER MD (NPI 1689720443) is an individual critical care medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (25470) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Oklahoma City, Inc, and is a graduate of Other (2001).
NPPES Registry Identity
Specialties & Licenses 4
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
Syed Shiraz Anwer 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 Syed Anwer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oklahoma City, OK 73120
- Reassigned Medicare billing, Oklahoma enrollment
- 975 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 17
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Oklahoma City, Inc
Acute Care Hospitals · Oklahoma City, OKMercy Hospital Ada
Acute Care Hospitals · Ada, OKMercy Hospital Ardmore, Inc
Acute Care Hospitals · Ardmore, OKMercy Hospital Guthrie
Critical Access Hospitals · Guthrie, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73102 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 13
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.
OKLAHOMA CITY, OK 73102
OKLAHOMA CITY, OK 73102
OKLAHOMA CITY, OK 73102
OKLAHOMA CITY, OK 73102
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 Syed Anwer's NPI number?
The NPI number for Syed Anwer is 1689720443. It was assigned to this individual provider in the NPPES registry on January 26, 2007.
Where is Syed Anwer located?
Syed Anwer practices at 1000 N Lee Ave, Oklahoma City, OK 73102. The listed phone number is (405) 272-6406.
What is Syed Anwer's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Syed Anwer enrolled in Medicare?
Yes. Syed Anwer 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 Syed Anwer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Syed Anwer reassigns Medicare benefits to Mercy Clinic Oklahoma Communities (Oklahoma City, 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 Syed Anwer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Syed Anwer 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 4 other insurers list Syed Anwer 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 Syed Anwer affiliated with any hospitals?
According to CMS data, Syed Anwer is affiliated with Mercy Hospital Oklahoma City, Inc, Mercy Hospital Ada, Mercy Hospital Ardmore, Inc and Mercy Hospital Guthrie.
When was this NPI record last updated?
The NPPES record for Syed Anwer was last updated on July 13, 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.