Sharon Ostfeld-Johns
Pediatrics Physician · New Haven, CT
Sharon Ostfeld-Johns is a pediatrics physician with a practice address in New Haven, Connecticut, and NPI 1588081459, issued on Mar 27, 2014. Check the license (Connecticut 62209, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Sharon Ostfeld-Johns
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 62209 CT
Self-reported in NPPES; status is on the state search - Practice location
- 333 Cedar St, New Haven, CT 06510
- Phone
- (203) 785-7941
- Enumerated
- Mar 27, 2014
- Record last updated
- Dec 9, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190219001716); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 1,043 in Connecticut → Look up another NPI →
Also registered at 333 Cedar St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sharon Ostfeld-Johns in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 62209Check 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 pediatrics physician in 2024
11 Medicare Part D claims, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Yale UniversityNew Haven, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sharon Ostfeld-Johns among 1,043 pediatrics physician records in Connecticut
Sharon Ostfeld-Johns is one of 1,043 pediatrics physician records with a practice address in Connecticut. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 79% of them.
- NPI issued2014 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 32% of these records are
- In the CMS Doctors and Clinicians fileYes · 9% of these records are
- Graduated2014 · median 2012 among the 92 with a school on file
- Record last updated2019 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
161 pediatrics physician records list a practice address in New Haven
They are 161 of the 9,793 NPPES records with a practice address in New Haven, and 1,043 pediatrics physician records in Connecticut.
All 1,043 in Connecticut → Every provider in New Haven → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Adam Berkwitt, M.D.New Haven, CT 065101376720961
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- James Dodington, MDNew Haven, CT 065101629380985
- Beth Emerson, M.D.New Haven, CT 065101093999302
- Mary Garibaldi, M.D.New Haven, CT 065101629100086
- David Hersh, MDNew Haven, CT 065101275516932
- Mark Hommel, MDNew Haven, CT 065101053394064
- Paul McCarthy, MDNew Haven, CT 065101962485185
Common questions
What is Sharon Ostfeld-Johns's NPI number?
Sharon Ostfeld-Johns's National Provider Identifier (NPI) is 1588081459, issued on Mar 27, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Sharon Ostfeld-Johns located?
The NPPES record lists a practice address at 333 Cedar St, New Haven, CT, 06510. Phone: (203) 785-7941. Providers update this record themselves, so call before visiting.
How can I verify Sharon Ostfeld-Johns's license?
NPPES lists Connecticut license number 62209, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sharon Ostfeld-Johns prescribe under Medicare Part D?
In 2024, Sharon Ostfeld-Johns had 11 Medicare Part D claims; the average among pediatrics physician prescribers was 375. Part D covers Medicare prescriptions only.
What is Sharon Ostfeld-Johns's MIPS final score?
The 2023 MIPS final score is 73.6 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.