NPPES file of Aug 9, 2026

Louis B. Louis, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Cincinnati, OH

Louis B. Louis, MD is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Cincinnati, Ohio, and NPI 1194818567, issued on Sep 30, 2006. Check the license (Ohio 35086594, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194818567
Name
Louis B. Louis
Credential
MD
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License numbers
35086594 OH
35.086594 OH
84888 FL
Self-reported in NPPES; status is on the state search
Practice location
234 Goodman St, Cincinnati, OH 45219
Phone
(513) 475-8521
Enumerated
Sep 30, 2006
Record last updated
Feb 22, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(513) 475-7480
Medicaid ID
2767359 OH
Medicare enrollment
Enrolled (PECOS I20070913000540); accepts Medicare assignment
Medical or professional school
University Of Miami, Lm Miller School Of Medicine, 1998
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 234 Goodman St

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

  1. Alrawy Abdou, MDStudent in an Organized Health Care Education/Training Program1992689947
  2. Yamuna Abhayawardhane, M.D., PH.D.Hospitalist Physician1104881580
  3. Abdullah Abohimed, MDStudent in an Organized Health Care Education/Training Program1942183181
  4. Khaled Abou El-Ezz, MB CHBHospitalist Physician1174802201
  5. Patricia Adams, R.N., MSN, AOCNSOncology Clinical Nurse Specialist1053618868
  6. Olufunmilayo Adewumi, NP-CAdult Health Nurse Practitioner1083743819

Verify Louis B. Louis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35086594
    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 Ohio license search

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81% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024

19 Medicare Part D claims, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Louis Louis19
  2. Specialty average101

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.

The practice group's MIPS final score for 2023 (Medicare payment program): 78.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score70.4
  2. Costout of 100 · 30%58.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. University OF Cincinnati Physicians Company LLCCincinnati, OH

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

Louis B. Louis among 310 thoracic surgery (cardiothoracic vascular surgery) physician records in Ohio

Louis B. Louis, MD is one of 310 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Ohio. 71% 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 13% of them.

  • NPI issued2006 · 13% of these records are older, 55% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1998 · median 1998 among the 188 with a school on file
  • Record last updated2018 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Ohio

There are 310 thoracic surgery (cardiothoracic vascular surgery) physician records in Ohio.

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Robert Dowling, M.D.Cincinnati, OH 452191023065018
  2. Jeffrey Griffin, MDCincinnati, OH 452191013166883
  3. Julian Guitron-Roig, MDCincinnati, OH 452191730378944
  4. Saad HasanCincinnati, OH 452191396156055
  5. Michael JavorskiCincinnati, OH 452191770080095
  6. John Smith, M.D.Cincinnati, OH 452191316971757
  7. Cristiano Spadaccio, MD, PHDCincinnati, OH 452191134794787
  8. Sandra Starnes, MDCincinnati, OH 452191669440640

Common questions

What is Louis B. Louis, MD's NPI number?

Louis B. Louis, MD's National Provider Identifier (NPI) is 1194818567, issued on Sep 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Louis B. Louis, MD located?

The NPPES record lists a practice address at 234 Goodman St, Cincinnati, OH, 45219. Phone: (513) 475-8521. Providers update this record themselves, so call before visiting.

How can I verify Louis B. Louis, MD's license?

NPPES lists Ohio license number 35086594, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Louis B. Louis, MD prescribe under Medicare Part D?

In 2024, Louis B. Louis, MD had 19 Medicare Part D claims; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. Part D covers Medicare prescriptions only.

What is Louis B. Louis, MD's MIPS final score?

The 2023 MIPS final score is 78.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.