Jacob Henry Zaslavsky
Rheumatology Physician · Norwalk, CT
Jacob Henry Zaslavsky is a rheumatology physician with a practice address in Norwalk, Connecticut, and NPI 1225599616, issued on Mar 27, 2019. Check the license (Connecticut 82275, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Jacob Henry Zaslavsky
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 82275 CT
Self-reported in NPPES; status is on the state search - Practice location
- 761 Main Ave Ste 114A, Norwalk, CT 06851
- Phone
- (203) 852-2290
- Enumerated
- Mar 27, 2019
- Record last updated
- Jun 27, 2025
- Medicare enrollment
- Enrolled (PECOS I20250902000507); accepts Medicare assignment
- Medical or professional school
- Rowan University School Of Osteopathic Medicine, 2019
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 145 in Connecticut → Look up another NPI →
Also registered at 761 Main Ave Ste 114A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jonathan KirshnerInfectious Disease Physician1235584509
Verify Jacob Henry Zaslavsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 82275Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average rheumatology physician in 2024
147 Medicare Part D claims for 42 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Methotrexate37 claims
- Prednisone36 claims
- Enbrel11 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 MIPS final score for 2023 (Medicare payment program): 93.7 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Nuvance Health Medical Practice CT IncNorwalk, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jacob Henry Zaslavsky among 145 rheumatology physician records in Connecticut
Jacob Henry Zaslavsky is one of 145 rheumatology physician records with a practice address in Connecticut. 79% 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 93% of them.
- NPI issued2019 · 93% of these records are older, 6% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2019 · median 2004 among the 94 with a school on file
- Record last updated2025 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Connecticut
There are 145 rheumatology physician records in Connecticut.
All 145 in Connecticut → Every provider in Norwalk → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Jeffrey Helfand, D.O.Norwalk, CT 068511780980821
- Stuart Novack, M.D.Norwalk, CT 068511972595494
- Roberta Rose, M.D.Norwalk, CT 068511336131085
- Jessica Stein, M.D.Norwalk, CT 068511689697377
- Erik Beger, M.DNorwalk, CT 068501992801989
- Rina Joshi, DONorwalk, CT 068501437786753
- Patrick Webster, M.D.Norwalk, CT 068501548792849
- Melissa Larusso, DOGreenwich, CT 068311528228657
Common questions
What is Jacob Henry Zaslavsky's NPI number?
Jacob Henry Zaslavsky's National Provider Identifier (NPI) is 1225599616, issued on Mar 27, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Jacob Henry Zaslavsky located?
The NPPES record lists a practice address at 761 Main Ave Ste 114A, Norwalk, CT, 06851. Phone: (203) 852-2290. Providers update this record themselves, so call before visiting.
How can I verify Jacob Henry Zaslavsky's license?
NPPES lists Connecticut license number 82275, 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 Jacob Henry Zaslavsky prescribe under Medicare Part D?
In 2024, Jacob Henry Zaslavsky had 147 Medicare Part D claims for 42 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Jacob Henry Zaslavsky's MIPS final score?
The 2023 MIPS final score is 93.7 of 100. 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.