NPPES file of Aug 9, 2026

Robert Stuart Naylor, MD

Internal Medicine Physician · Columbus, OH

Robert Stuart Naylor, MD is an internal medicine physician with a practice address in Columbus, Ohio, and NPI 1558821991, issued on Mar 21, 2019. Check the license (Ohio 35.144890, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558821991
Name
Robert Stuart Naylor
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
35.144890 OH
Self-reported in NPPES; status is on the state search
Practice location
4830 Knightsbridge Blvd Ste A, Columbus, OH 43214
Phone
(614) 451-2174
Enumerated
Mar 21, 2019
Record last updated
Aug 7, 2022
Medicare enrollment
Enrolled (PECOS I20220728002416); accepts Medicare assignment
Medical or professional school
Loyola University Of Chicago, Stritch School Of Medicine, 2019
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 4830 Knightsbridge Blvd Ste A

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

  1. Melissa Kander, MDInternal Medicine Physician1174051809

Verify Robert Stuart Naylor 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 35.144890
    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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74% more Medicare Part D claims than the average internal medicine physician in 2024

5,512 Medicare Part D claims for 379 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 53 claims were for opioids.

  1. Robert Naylor5,512
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium377 claims
  2. Rosuvastatin Calcium377 claims
  3. Amlodipine Besylate324 claims
  4. Lisinopril208 claims
  5. Levothyroxine Sodium187 claims
  6. Losartan Potassium170 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: $201.98

11 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Robert Naylor$201.98
  2. Specialty average$1,303.06

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. Central Ohio Primary Care Physicians, Inc.Columbus, OH

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

Robert Stuart Naylor among 5,277 internal medicine physician records in Ohio

Robert Stuart Naylor, MD is one of 5,277 internal medicine physician records with a practice address in Ohio. 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 2019, is newer than 81% of them.

  • NPI issued2019 · 81% of these records are older, 15% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2019 · median 2006 among the 3,414 with a school on file
  • Record last updated2022 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

580 internal medicine physician records list a practice address in Columbus

They are 580 of the 36,491 NPPES records with a practice address in Columbus, and 5,277 internal medicine physician records in Ohio.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Melissa Brasco, D.O.Columbus, OH 432141841274305
  2. Timothy Coss, DOColumbus, OH 432141720071699
  3. Diana Donati, M.D.Columbus, OH 432141184628869
  4. Francine Giannetto, M.D.Columbus, OH 432141548243223
  5. William Gramann, M.D.Columbus, OH 432141093798779
  6. Marietta Hofmeister, M.D.Columbus, OH 432141639152317
  7. Joseph Jacko, MDColumbus, OH 432141730185844
  8. David Lahue, M.D.Columbus, OH 432141861476327

Common questions

What is Robert Stuart Naylor, MD's NPI number?

Robert Stuart Naylor, MD's National Provider Identifier (NPI) is 1558821991, issued on Mar 21, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Robert Stuart Naylor, MD located?

The NPPES record lists a practice address at 4830 Knightsbridge Blvd Ste A, Columbus, OH, 43214. Phone: (614) 451-2174. Providers update this record themselves, so call before visiting.

How can I verify Robert Stuart Naylor, MD's license?

NPPES lists Ohio license number 35.144890, 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 Robert Stuart Naylor, MD prescribe under Medicare Part D?

In 2024, Robert Stuart Naylor, MD had 5,512 Medicare Part D claims for 379 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.