John Robert Ring, DC
Chiropractor · Olney, MD
John Robert Ring, DC is a chiropractor with a practice address in Olney, Maryland, and NPI 1326193350, issued on Jan 23, 2007. Check the license (Maryland S01275, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Robert Ring
- Credential
- DC
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- S01275 MD
Self-reported in NPPES; status is on the state search - Practice location
- 2701 Olney Sandy Spring RD, Olney, MD 20832
- Phone
- (301) 774-0081
- Enumerated
- Jan 23, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (301) 774-2936
- Medicare enrollment
- Enrolled (PECOS I20040826001035); accepts Medicare assignment
- Medical or professional school
- Northwestern College Of Chiropractic, 1984
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 881 in Maryland → Look up another NPI →
Also registered at 2701 Olney Sandy Spring RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Edward Hoffman, DCChiropractor1619022647
Verify John Robert Ring in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license S01275Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- John R Ring DC PAOlney, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Robert Ring among 881 chiropractor records in Maryland
John Robert Ring, DC is one of 881 chiropractor records with a practice address in Maryland. 21% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 33% of them.
- NPI issued2007 · 33% of these records are older, 45% newer
- In a Medicare fileYes · 21% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated1984 · median 2001 among the 391 with a school on file
- Record last updated2007 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Chiropractor providers in Maryland
There are 881 chiropractor records in Maryland.
All 881 in Maryland → Every provider in Olney → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Wayne Harris, D.C.Olney, MD 208321013125707
- Edward Hoffman, DCOlney, MD 208321619022647
- Philip Romano, D.C.Olney, MD 208321467506113
- Alexis Romas, DCOlney, MD 208321740007525
- William Alloway, DCCabin John, MD 208181467654806
- Wayne Bullen, D.C.Chevy Chase, MD 208151942422753
- Steven Davis, DCChevy Chase, MD 208151184068447
- David Kopelove, DCChevy Chase, MD 208151942425756
Common questions
What is John Robert Ring, DC's NPI number?
John Robert Ring, DC's National Provider Identifier (NPI) is 1326193350, issued on Jan 23, 2007. An NPI identifies a provider in billing; it is not a license.
Where is John Robert Ring, DC located?
The NPPES record lists a practice address at 2701 Olney Sandy Spring RD, Olney, MD, 20832. Phone: (301) 774-0081. Providers update this record themselves, so call before visiting.
How can I verify John Robert Ring, DC's license?
NPPES lists Maryland license number S01275, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.