NPPES file of Aug 9, 2026

Barbara E. Larson, M.D.

Anesthesiology Physician · South Bend, IN

Barbara E. Larson, M.D. is an anesthesiology physician with a practice address in South Bend, Indiana, and NPI 1316994858, issued on May 30, 2006. Check the license (Indiana 01051945A, 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
1316994858
Name
Barbara E. Larson
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
01051945A IN
Self-reported in NPPES; status is on the state search
Practice location
801 E Lasalle Ave, South Bend, IN 46617
Phone
(574) 237-7111
Enumerated
May 30, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20070419000576); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 1998
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 801 E Lasalle Ave

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

  1. Danniel Cline, PHARM.D., R.PH.Pharmacist1235283490
  2. James Devereaux, MDEmergency Medical Services (Emergency Medicine) Physician1245292903
  3. Gwen Ehlers, RD. CDRegistered Dietitian1558448035
  4. Zahia Hassan, M.D.Neonatal-Perinatal Medicine Physician1801803531
  5. Laura Ipe, RDRegistered Dietitian1962589440
  6. George Knowles, MDEmergency Medical Services (Emergency Medicine) Physician1952364218

Verify Barbara E. Larson 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 01051945A
    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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Industry payments in 2024: $44.67

1 payment: food and beverage; the largest payer was Medical Device Business Services, Inc. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Barbara Larson$44.67
  2. Specialty average$669.59

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. Allied Physicians Surgery Center LLCSouth Bend, IN

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

Barbara E. Larson among 1,448 anesthesiology physician records in Indiana

Barbara E. Larson, M.D. is one of 1,448 anesthesiology physician records with a practice address in Indiana. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 48% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated1998 · median 2004 among the 1,071 with a school on file
  • Record last updated2007 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

35 anesthesiology physician records list a practice address in South Bend

They are 35 of the 3,178 NPPES records with a practice address in South Bend, and 1,448 anesthesiology physician records in Indiana.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. John Chunga, MD.South Bend, IN 466171730259714
  2. Theresa Cruthird, M.D.South Bend, IN 466171194040048
  3. Yupadi Prasertwanitch, MDSouth Bend, IN 466171376524884
  4. Jeffrey Steele, MDSouth Bend, IN 466171497912844
  5. Claude Adriatico, MDSouth Bend, IN 466011891887063
  6. John Arnold, M.D.South Bend, IN 466011558526061
  7. Felicia Chiu, M.D.South Bend, IN 466011568757607
  8. Erin Datzman, M.DSouth Bend, IN 466011316157290

Common questions

What is Barbara E. Larson, M.D.'s NPI number?

Barbara E. Larson, M.D.'s National Provider Identifier (NPI) is 1316994858, issued on May 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Barbara E. Larson, M.D. located?

The NPPES record lists a practice address at 801 E Lasalle Ave, South Bend, IN, 46617. Phone: (574) 237-7111. Providers update this record themselves, so call before visiting.

How can I verify Barbara E. Larson, M.D.'s license?

NPPES lists Indiana license number 01051945A, 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.

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.