NPPES file of Aug 9, 2026

James William Tieman, M.D.

Family Medicine Physician · South Bend, IN

James William Tieman, M.D. is a family medicine physician with a practice address in South Bend, Indiana, and NPI 1831173038, issued on Dec 1, 2005. Check the license (Indiana 01040525A, 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
1831173038
Name
James William Tieman
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
01040525A IN
Self-reported in NPPES; status is on the state search
Practice location
1815 E Ireland RD, South Bend, IN 46614
Phone
(574) 647-1700
Enumerated
Dec 1, 2005
Record last updated
Apr 28, 2023
Fax
(574) 291-3351
Medicaid ID
100366120 IN
Medicare enrollment
Enrolled (PECOS I20080925000408); accepts Medicare assignment
Medical or professional school
Indiana University School Of Medicine, 1991
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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8 nearest family medicine physician records → All 3,506 in Indiana → Look up another NPI →

Also registered at 1815 E Ireland RD

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

  1. Jennifer Besemer, RD, CDERegistered Dietitian1578013058
  2. Heather Campion, M.D.Orthopaedic Hand Surgery Physician1336345040
  3. Shanti Dalson, DPTOrthopedic Physical Therapist1881085967
  4. Mitchell DaughertySports Medicine (Family Medicine) Physician1417481540
  5. Douglas David, M.D.Family Medicine Physician1396733101
  6. Zhaijun Fan, DOFamily Medicine Physician1124225578

Verify James William Tieman 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 01040525A    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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3.9 times the Medicare Part D claims of the average family medicine physician in 2024

13,802 Medicare Part D claims for 923 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 310 claims were for opioids.

  1. James Tieman13,802
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium934 claims
  2. Amlodipine Besylate727 claims
  3. Levothyroxine Sodium664 claims
  4. Losartan Potassium456 claims
  5. Lisinopril452 claims
  6. Hydrochlorothiazide357 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: $1,281.90

81 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Tieman$1,281.90
  2. Specialty average$902.55

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. Beacon Medical Group IncSouth Bend, IN

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

James William Tieman among 3,506 family medicine physician records in Indiana

James William Tieman, M.D. is one of 3,506 family medicine physician records with a practice address in Indiana. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 81% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1991 · median 2005 among the 2,196 with a school on file
  • Record last updated2023 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

145 family medicine physician records list a practice address in South Bend

They are 145 of the 3,178 NPPES records with a practice address in South Bend, and 3,506 family medicine physician records in Indiana.

All 3,506 in Indiana → Every provider in South Bend → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Laura Albright, MDSouth Bend, IN 466141912388018
  2. Douglas David, M.D.South Bend, IN 466141396733101
  3. Zhaijun Fan, DOSouth Bend, IN 466141124225578
  4. William Farabaugh, M.D.South Bend, IN 466141639167901
  5. Lillian Jardine, MDSouth Bend, IN 466141720188956
  6. Nicole Kunar, DOSouth Bend, IN 466141790149995
  7. Robert Lee, M.D.South Bend, IN 466141225031925
  8. Amber Lichtenbarger, MDSouth Bend, IN 466141821587874

Common questions

What is James William Tieman, M.D.'s NPI number?

James William Tieman, M.D.'s National Provider Identifier (NPI) is 1831173038, issued on Dec 1, 2005. An NPI identifies a provider in billing; it is not a license.

Where is James William Tieman, M.D. located?

The NPPES record lists a practice address at 1815 E Ireland RD, South Bend, IN, 46614. Phone: (574) 647-1700. Providers update this record themselves, so call before visiting.

How can I verify James William Tieman, M.D.'s license?

NPPES lists Indiana license number 01040525A, 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 James William Tieman, M.D. prescribe under Medicare Part D?

In 2024, James William Tieman, M.D. had 13,802 Medicare Part D claims for 923 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.