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DR. GEORGE ROBIN OSCAR M.D.
NPI 1811962053
Anesthesiology in Chattanooga, TN

Active since February 21, 2006PECOS EnrolledAccepts Medicare Assignment
2341 MCCALLIE AVE, SUITE 402, CHATTANOOGA, TN 37404(423) 698-3309(423) 624-6355 Get Directions Write a Review

NPPES record last updated: September 17, 2013. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. George Robin Oscar M.d. NPPES

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

DR. GEORGE ROBIN OSCAR M.D. (NPI 1811962053) is an individual anesthesiology provider in Chattanooga, Tennessee, licensed in Tennessee (MD31756) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Memorial Healthcare System, Inc, and is a graduate of Emory University School Of Medicine (1995).

NPPES Registry Identity

NPI1811962053
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. GEORGE ROBIN OSCARCredential: M.D.
Location Address2341 MCCALLIE AVE, SUITE 402Chattanooga, TN 37404-3239
Mailing AddressPo Box 3549Chattanooga, TN 37404-0549 · (423) 698-3309 · Fax (423) 624-6355
Phone(423) 698-3309
Fax(423) 624-6355
Sole ProprietorNo
Medical School CMSEmory University School Of MedicineGraduated 1995
Enumeration DateFebruary 21, 2006
Last NPPES UpdateSeptember 17, 2013
✔ NPI 1811962053 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Licenses✔ Licensed in TN · MD31756✔ Licensed in GA · MD42101
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
2341 MCCALLIE AVE, Chattanooga, TN 37404
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Other Identifiers 7

Other4347045TN · Bc Bs Of Tn
Medicare UPIN05BDGVTGA
Medicare ID-Type Unspecified3843089TN
Other3127857TN · Bcbs
Medicare UPING97788
Medicaid3843088TN
Medicare UPIN103I058864TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc..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. George Robin Oscar M.d. 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 ID1153387352
PECOS Enrollment IDI20041209000234
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 Reassignments

2

Medicare enrollment records show George Oscar reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Memorial Health Partners Foundation, Inc
3.4 mi
Internal Medicine
5600 BRAINERD RD, SUITE 500
Chattanooga, TN 37411
  • Reassigned Medicare billing, Tennessee enrollment
  • 570 clinicians in this Medicare group
NPI 1922053545 (423) 495-6870
American Anesthesiology Of Tennessee, P.C.
98 mi
Nurse Anesthetist, Certified Registered
501 20TH ST, SUITE 606
Knoxville, TN 37916
  • Reassigned Medicare billing, Tennessee enrollment
  • Medicare enrollment name: American Anesthesiology Of Tennessee PC
  • 959 clinicians in this Medicare group
NPI 1245279777 (865) 546-8040

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 11

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.

Insertion of artery tube for blood sampling or infusion through skin 36620
This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.
28 services28 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
24 services24 patients
Injection of local anesthetic for abdominal wall pain control on both sides using imaging guidance 64488
This procedure involves injecting a local anesthetic into the abdominal wall to manage pain. It's carried out on both sides of the abdomen using imaging guidance for precision. This helps numb the area, providing relief from discomfort.
24 services24 patients
Ultrasound of heart with probe in esophagus, with report 93312
This procedure, called a transesophageal echocardiogram, uses a small probe passed into your esophagus to capture detailed images of your heart. The report provides information about your heart's structure and function.
18 services17 patients
Ultrasonic guidance for needle placement 76942
Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.
17 services17 patients
Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
15 services15 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Memorial Healthcare System, Inc

Acute Care Hospitals · Chattanooga, TN
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number440091
Location2525 Desales AveChattanooga, TN 37404 · Hamilton County

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.

AMY T. GARNER CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
ANESTHESIOLOGISTS ASSOCIATED PC
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
JENNIFER L JACKSON CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
JAMES F FOOTE CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
DR. KYLE V ROACH M.D.
Anesthesiology
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
BENJAMIN CORBY WHATLEY CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
PAUL ANTHONY PATTERSON CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309
MRS. LYNN M GIBSON CRNA
Nurse Anesthetist, Certified Registered
2341 MCCALLIE AVE, SUITE 402
CHATTANOOGA, TN 37404
Hamilton County (423) 698-3309

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 George Oscar's NPI number?

The NPI number for George Oscar is 1811962053. It was assigned to this individual provider in the NPPES registry on February 21, 2006.

Where is George Oscar located?

George Oscar practices at 2341 Mccallie Ave Suite 402, Chattanooga, TN 37404. The listed phone number is (423) 698-3309.

What is George Oscar's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is George Oscar enrolled in Medicare?

Yes. George Oscar 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 organizations bill Medicare for George Oscar's services?

According to the CMS Revalidation Reassignment List (October 2026 release), George Oscar reassigns Medicare benefits to 2 organizations: Memorial Health Partners Foundation, Inc (Chattanooga, TN) and American Anesthesiology Of Tennessee, P.C. (Knoxville, TN). Each 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 George Oscar's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does George Oscar accept?

Health plans from Alliant Health Plans, Inc. list George Oscar 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 George Oscar affiliated with any hospitals?

According to CMS data, George Oscar is affiliated with Memorial Healthcare System, Inc.

When was this NPI record last updated?

The NPPES record for George Oscar was last updated on September 17, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.