1. Home
  2. Directory
  3. Missouri
  4. Saint Louis
  5. Internal Medicine
  6. NPI Profile

SAMER THANAVARO MD
NPI 1619960606
Internal Medicine - Cardiovascular Disease in Saint Louis, MO

Active since August 25, 2005PECOS Enrolled
11125 DUNN RD, SUITE 204, SAINT LOUIS, MO 63136(314) 839-5522(314) 839-5351 Get Directions Write a Review

NPPES record last updated: December 2, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 2, 2021, Oct 27, 2020, Feb 8, 2016 (3 updates tracked since 2016).

About Samer Thanavaro Md NPPES

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

SAMER THANAVARO MD (NPI 1619960606) is an individual cardiovascular disease provider in Saint Louis, Missouri, licensed in Missouri (R6765) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS and maintains a secondary practice location in Bridgeton.

NPPES Registry Identity

NPI1619960606
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameSAMER THANAVAROCredential: MD
Location Address11125 DUNN RD, SUITE 204Saint Louis, MO 63136-6132
Mailing Address11125 Dunn Rd, Suite 204Saint Louis, MO 63136-6132 · (314) 839-5522 · Fax (314) 839-5351
Phone(314) 839-5522
Fax(314) 839-5351
Sole ProprietorNo
Enumeration DateAugust 25, 2005
Last NPPES UpdateDecember 2, 20213 updates tracked since enumeration
NPPES CertifiedDecember 2, 2021
✔ NPI 1619960606 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Licenses✔ Licensed in MO · R6765✔ Licensed in IL · 036072313
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
11125 DUNN RD, Saint Louis, MO 63136
Open in Google Maps ↗

Secondary Practice Location 1

Location 112255 De Paul Dr Ste 600Bridgeton, MO 63044-2515 · Phone (314) 770-9888

Other Identifiers 13

Other1259965Cigna
Other431098908Tricare
Other000000012939Essence
Medicaid200998417MO
Other2333V3831Ghp/cmr
Other060067960IL · Ilrrmcr
Other2500083Uhc
Other43336V30946Hlthpart
OtherA13504Mercy
Other110099256MO · Morrmcr
Other119171Hlnk
Other4037808Aetna
Other7268V8816Hcusa

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Samer Thanavaro Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Samer Thanavaro reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St Louis Cardiology Consultants Ltd
8.5 mi
Cardiovascular Disease
2 MEMORIAL DR STE 106
Alton, IL 62002
  • Reassigned Medicare billing, Illinois enrollment
  • 16 clinicians in this Medicare group
NPI 1801831045 (618) 433-1861
Ssm Health Care St. Louis
11 mi
Cardiovascular Disease
12303 DE PAUL DR
Bridgeton, MO 63044
  • Reassigned Medicare billing, Missouri enrollment
  • 741 clinicians in this Medicare group
NPI 1376598599 (314) 344-6000

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 63136 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Automatic external defibrillator, with integrated electrocardiogram analysis, garment type K0606
DME-Other DME · category DE013N
2 suppliers12 claims12 services$2,274.77 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MRS. CASEY WIKIERA LPC
Counselor (Professional)
11125 DUNN RD
SAINT LOUIS, MO 63136
St. Louis County (314) 953-8100
MS. LARONDA MICHELLE CUTTS FNP
Nurse Practitioner (Family)
11125 DUNN RD, DEPT OTOLARYNGOLOGY, STE 201
SAINT LOUIS, MO 63136
St. Louis County (314) 362-7509
SEEMA NAJAM MD
Nursing Facility/Intermediate Care Facility
11125 DUNN RD, SUITE 411
SAINT LOUIS, MO 63136
St. Louis County (314) 355-2700
DR. RONALD LEE JONES MD
Psychiatry & Neurology (Neurology)
11125 DUNN RD, DEPT NEUROLOGY, STE 110
SAINT LOUIS, MO 63136
St. Louis County (314) 953-8340
DR. GENA L NAPIER M.D.
Family Medicine
11125 DUNN RD, STE 406
SAINT LOUIS, MO 63136
St. Louis County (314) 653-5484
MORIN MICHAEL HANSON M.D.
Surgery
11125 DUNN RD, STE 402
SAINT LOUIS, MO 63136
St. Louis County (314) 741-3400
DR. LALITHKUMAR K CHOUHAN MD
Internal Medicine (Cardiovascular Disease)
11125 DUNN RD, STE 204
SAINT LOUIS, MO 63136
St. Louis County (314) 839-5522
DR. SANGEETA PANDE MD
Internal Medicine (Nephrology)
11125 DUNN RD, SUITE 206
SAINT LOUIS, MO 63136
St. Louis County (314) 741-1600

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 Samer Thanavaro's NPI number?

The NPI number for Samer Thanavaro is 1619960606. It was assigned to this individual provider in the NPPES registry on August 25, 2005.

Where is Samer Thanavaro located?

Samer Thanavaro practices at 11125 Dunn Rd Suite 204, Saint Louis, MO 63136. The listed phone number is (314) 839-5522.

What is Samer Thanavaro's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Samer Thanavaro enrolled in Medicare?

Yes. Samer Thanavaro is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Samer Thanavaro's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samer Thanavaro reassigns Medicare benefits to 2 organizations: St Louis Cardiology Consultants Ltd (Alton, IL) and Ssm Health Care St. Louis (Bridgeton, MO). 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 Samer Thanavaro's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Samer Thanavaro accept?

Health plans from Oscar Insurance Company list Samer Thanavaro 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 Samer Thanavaro was last updated on December 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.