NPPES file of Aug 9, 2026

Daniel W. Sonnenburg, M.D.

Medical Oncology Physician · Indianapolis, IN

Daniel W. Sonnenburg, M.D. is a medical oncology physician with a practice address in Indianapolis, Indiana, and NPI 1538508965, issued on Jun 19, 2013. Check the license (Indiana 01076252A, as entered in NPPES) on the Medical Licensing Board of Indiana; 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
1538508965
Name
Daniel W. Sonnenburg
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License numbers
01076252A IN
11017374A IN
Self-reported in NPPES; status is on the state search
Practice location
7979 N Shadeland Ave Ste 200, Indianapolis, IN 46250
Phone
(317) 621-4300
Enumerated
Jun 19, 2013
Record last updated
Sep 6, 2023
Fax
(317) 621-4301
Medicaid ID
300024377 IN
Medicare enrollment
Enrolled (PECOS I20190612003025); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 2013
Telehealth
Offers telehealth (CMS)
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 7979 N Shadeland Ave Ste 200

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

  1. Larissa Bakemeyer, NPFamily Nurse Practitioner1407404676
  2. Casey Detwiler, NPGerontology Nurse Practitioner1982304077
  3. Sherif Farag, M.D.Hematology (Internal Medicine) Physician1699784710
  4. Jessica Ferguson, FNPFamily Nurse Practitioner1831663129
  5. Chelsea Heege, NPGerontology Nurse Practitioner1427544261
  6. Emily Jester, PA-CPhysician Assistant1962177592

Verify Daniel W. Sonnenburg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Licensing Board of Indiana
    Search for license 01076252A
    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 Indiana 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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2.2 times the Medicare Part D claims of the average medical oncology physician in 2024

1,574 Medicare Part D claims for 307 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 38% of claims. 46 claims were for opioids.

  1. Daniel Sonnenburg1,574
  2. Specialty average703

Most prescribed

  1. Orgovyx137 claims
  2. Prochlorperazine Maleate127 claims
  3. Dexamethasone123 claims
  4. Ondansetron Hcl123 claims
  5. Prednisone98 claims
  6. Abiraterone Acetate90 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: $9,152.08

56 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Daniel Sonnenburg$9,152
  2. Specialty average$11,773

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

Bills Medicare through 2 group practices

  1. Community Physician Network Specialty Care LLCIndianapolis, IN
  2. Community Physicians OF Indiana IncIndianapolis, IN

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

Daniel W. Sonnenburg among 78 medical oncology physician records in Indiana

Daniel W. Sonnenburg, M.D. is one of 78 medical oncology physician records with a practice address in Indiana. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 87% of them.

  • NPI issued2013 · 87% of these records are older, 10% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2013 · median 2001 among the 57 with a school on file
  • Record last updated2023 · 38% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Indiana

There are 78 medical oncology physician records in Indiana.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Anuj AgarwalaIndianapolis, IN 462501225236201
  2. Natraj Ammakkanavar, M.DIndianapolis, IN 462501376850461
  3. Pablo Bedano, MDIndianapolis, IN 462501063551240
  4. Sumeet Bhatia, MDIndianapolis, IN 462501922079474
  5. Mary Mayer, MDIndianapolis, IN 462501770588808
  6. Bert O'Neil, MDIndianapolis, IN 462501588724199
  7. Shiroo Parshad, MDIndianapolis, IN 462501225245640
  8. Gregory Smith, MDIndianapolis, IN 462501225007842

Common questions

What is Daniel W. Sonnenburg, M.D.'s NPI number?

Daniel W. Sonnenburg, M.D.'s National Provider Identifier (NPI) is 1538508965, issued on Jun 19, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Daniel W. Sonnenburg, M.D. located?

The NPPES record lists a practice address at 7979 N Shadeland Ave Ste 200, Indianapolis, IN, 46250. Phone: (317) 621-4300. Providers update this record themselves, so call before visiting.

How can I verify Daniel W. Sonnenburg, M.D.'s license?

NPPES lists Indiana license number 01076252A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Daniel W. Sonnenburg, M.D. prescribe under Medicare Part D?

In 2024, Daniel W. Sonnenburg, M.D. had 1,574 Medicare Part D claims for 307 beneficiaries; the average among medical oncology physician prescribers was 703. 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.