Roy Carl St John, MD
Pulmonary Disease Physician · Columbus, OH
Roy Carl St John, MD is a pulmonary disease physician with a practice address in Columbus, Ohio, and NPI 1558348839, issued on Dec 28, 2005. Check the license (Ohio 35054825S, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Roy Carl St John
- Credential
- MD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 35054825S OH
Self-reported in NPPES; status is on the state search - Practice location
- 788 Mount Vernon Ave, Columbus, OH 43203
- Phone
- (614) 457-4570
- Enumerated
- Dec 28, 2005
- Record last updated
- Mar 29, 2023
- Fax
- (614) 457-3777
- Medicaid ID
- 0679538 OH
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 659 in Ohio → Look up another NPI →
Verify Roy Carl St John in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35054825SCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
42 Medicare Part D claims for 12 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 74% of claims.
Most prescribed
- Albuterol Sulfate Hfa14 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.
Roy Carl St John among 659 pulmonary disease physician records in Ohio
Roy Carl St John, MD is one of 659 pulmonary disease physician records with a practice address in Ohio. 87% 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, 88% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 78% of these records are
- 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 207RP1001X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Ohio
There are 659 pulmonary disease physician records in Ohio.
All 659 in Ohio → Every provider in Columbus → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Dharman Annadurai, MDColumbus, OH 432031649383134
- Lynn Fussner, M.D.Columbus, OH 432031548581200
- Derrick Herman, MDColumbus, OH 432031063755205
- Matthew Huang, MDColumbus, OH 432031013302579
- Kyle Stinehart, M.D.Columbus, OH 432031437544681
- Todd Astor, MDColumbus, OH 432051477550903
- Thomas Cerri, MDColumbus, OH 432011265013924
- Matthew Hammar, D.O.Columbus, OH 432011174790612
Common questions
What is Roy Carl St John, MD's NPI number?
Roy Carl St John, MD's National Provider Identifier (NPI) is 1558348839, issued on Dec 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Roy Carl St John, MD located?
The NPPES record lists a practice address at 788 Mount Vernon Ave, Columbus, OH, 43203. Phone: (614) 457-4570. Providers update this record themselves, so call before visiting.
How can I verify Roy Carl St John, MD's license?
NPPES lists Ohio license number 35054825S, 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 Roy Carl St John, MD prescribe under Medicare Part D?
In 2024, Roy Carl St John, MD had 42 Medicare Part D claims for 12 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.