NPPES file of Aug 9, 2026

Aleksandra Ivanovna Robertson, DO

Hematology & Oncology Physician · Chattanooga, TN

Aleksandra Ivanovna Robertson, DO is a hematology & oncology physician with a practice address in Chattanooga, Tennessee, and NPI 1780146290, issued on Apr 3, 2019. Check the license (Tennessee 6154, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780146290
Name
Aleksandra Ivanovna Robertson
Credential
DO
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
6154 TN
Self-reported in NPPES; status is on the state search
Practice location
2200 E 3RD St Ste 100, Chattanooga, TN 37404
Phone
(423) 648-2388
Enumerated
Apr 3, 2019
Record last updated
Jul 25, 2025
Fax
(423) 648-2388
Medicare enrollment
Enrolled (PECOS I20250807000839); accepts Medicare assignment
Medical or professional school
Alabama College Of Osteopathic Medicine, 2019
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2200 E 3RD St Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Tina Carden, NPNurse Practitioner1215490230
  2. Leslie Dye, NPFamily Nurse Practitioner1689298846
  3. Madison DykesPhysician Assistant1942144431
  4. Bradley HarrisonMedical Oncology Physician1821520453

Verify Aleksandra Ivanovna Robertson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 6154
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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80% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

177 Medicare Part D claims for 64 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 22 claims were for opioids.

  1. Aleksandra Robertson177
  2. Specialty average877

Most prescribed

  1. Eliquis20 claims
  2. Hydrocodone-Acetaminophen13 claims
  3. Prednisone12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $2,023.26

107 payments; by number, the most common kind was food and beverage; the largest payer was Incyte Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Aleksandra Robertson$2,023.26
  2. Specialty average$7,481.41

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Tennessee Oncology PLLCChattanooga, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Hematology & Oncology Physician providers in Tennessee

There are 273 hematology & oncology physician records in Tennessee.

Other hematology & oncology physician records in Tennessee

  1. Jonathan Abbas, MDNashville, TN1316145253
  2. Feras Abdul Khalek, M.D.Sevierville, TN1497079008
  3. Mohammed Amine Achhal El Kadmiri, M.D.Nashville, TN1457614778
  4. Patricia Adams-Graves, MDMemphis, TN1578529202
  5. Nimesh Adhikari, MDKingsport, TN1417470832
  6. Rajiv AgarwalNashville, TN1790027936
  7. Omar Ahmad, M.D.Millington, TN1093779456
  8. Bilawal Ahmed, MDMemphis, TN1164837829
  9. Tamjeed Ahmed, M.D.Gallatin, TN1235420316
  10. Olaide Ajayi, M.D.Clarksville, TN1952590705

Common questions

What is Aleksandra Ivanovna Robertson, DO's NPI number?

Aleksandra Ivanovna Robertson, DO's National Provider Identifier (NPI) is 1780146290, issued on Apr 3, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Aleksandra Ivanovna Robertson, DO located?

The NPPES record lists a practice address at 2200 E 3RD St Ste 100, Chattanooga, TN, 37404. Phone: (423) 648-2388. Providers update this record themselves, so call before visiting.

How can I verify Aleksandra Ivanovna Robertson, DO's license?

NPPES lists Tennessee license number 6154, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Aleksandra Ivanovna Robertson, DO prescribe under Medicare Part D?

In 2024, Aleksandra Ivanovna Robertson, DO had 177 Medicare Part D claims for 64 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.