Peter Shivers Johnston, M.D.
Endocrinology, Diabetes & Metabolism Physician · Barryville, NY
Peter Shivers Johnston, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Barryville, New York, and NPI 1770897068, issued on Jul 29, 2010. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Peter Shivers Johnston
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 032117 CT
Self-reported in NPPES; status is on the state search - Practice location
- 10 Kodiak Road, Barryville, NY 12719
- Phone
- (845) 557-0456
- Enumerated
- Jul 29, 2010
- Record last updated
- Mar 4, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 970 in New York → Look up another NPI →
Verify Peter Shivers Johnston in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
13 Medicare Part D claims, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D.
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.
Peter Shivers Johnston among 970 endocrinology, diabetes & metabolism physician records in New York
Peter Shivers Johnston, M.D. is one of 970 endocrinology, diabetes & metabolism physician records with a practice address in New York. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 62% of them.
- NPI issued2010 · 62% of these records are older, 35% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2019 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in New York
There are 970 endocrinology, diabetes & metabolism physician records in New York.
All 970 in New York → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Kolo Ediale, M.D.Monticello, NY 127011780684738
- Edmund FallonWilton, NY 128311003860354
- Srikanth Mitta, MDWilton, NY 128311447316708
- Margaret Apedo, M.D.Poughkeepsie, NY 126011831240886
- Govind Gill, M.D.Poughkeepsie, NY 126011528101979
- Carol Miyake, M.D.Poughkeepsie, NY 126011760408330
- Christine Alexander-Decker, MDSaratoga Springs, NY 128661134117237
- Jennifer Beller, MDSaratoga Springs, NY 128661629280896
Common questions
What is Peter Shivers Johnston, M.D.'s NPI number?
Peter Shivers Johnston, M.D.'s National Provider Identifier (NPI) is 1770897068, issued on Jul 29, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Peter Shivers Johnston, M.D. located?
The NPPES record lists a practice address at 10 Kodiak Road, Barryville, NY, 12719. Phone: (845) 557-0456. Providers update this record themselves, so call before visiting.
How can I verify Peter Shivers Johnston, M.D.'s license?
Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Peter Shivers Johnston, M.D. prescribe under Medicare Part D?
In 2024, Peter Shivers Johnston, M.D. had 13 Medicare Part D claims; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.