Leonard Eisenfeld, MD
Neonatal-Perinatal Medicine Physician · Hartford, CT
Leonard Eisenfeld, MD is a neonatal-perinatal medicine physician with a practice address in Hartford, Connecticut, and NPI 1649243379, issued on Feb 13, 2006. Check the license (Connecticut 024684, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Leonard Eisenfeld
- Credential
- MD
- Primary taxonomy
- Neonatal-Perinatal Medicine Physician 2080N0001X
- License number
- 024684 CT
Self-reported in NPPES; status is on the state search - Practice location
- 282 Washington St, Hartford, CT 06106
- Phone
- (860) 545-8950
- Enumerated
- Feb 13, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (860) 545-8249
- Entity
- Type 1 · individual
8 nearest neonatal-perinatal medicine physician records → All 108 in Connecticut → Look up another NPI →
Also registered at 282 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barbara AdamsPediatric Nurse Practitioner1962663583
- Ariana Adamski-Larson, MDStudent in an Organized Health Care Education/Training Program1518655083
- Taylor Aglio, M.D.Pediatric Hematology & Oncology Physician1285015453
- Sabina Ahmad, M.D.Pediatric Pulmonology Physician1134476658
- Neveen Al-Said, DOPediatrics Physician1851978548
- Paula Algranati, MDPediatrics Physician1467424317
Verify Leonard Eisenfeld in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 024684Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average neonatal-perinatal medicine physician in 2024
13 Medicare Part D claims, against an average of 33 among the 189 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.
Leonard Eisenfeld among 108 neonatal-perinatal medicine physician records in Connecticut
Leonard Eisenfeld, MD is one of 108 neonatal-perinatal medicine physician records with a practice address in Connecticut. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 24% of them.
- NPI issued2006 · 24% of these records are older, 51% newer
- In a Medicare fileYes · 13% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2007 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080N0001X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neonatal-Perinatal Medicine Physician providers in Connecticut
There are 108 neonatal-perinatal medicine physician records in Connecticut.
All 108 in Connecticut → Every provider in Hartford → Neonatal-Perinatal Medicine Physician nationwide →
The 8 neonatal-perinatal medicine physician records with the nearest ZIP codes
- Arvin Bundhoo, MDHartford, CT 061061497985733
- Jean Chelala, MDHartford, CT 061061285660852
- Denise Clark, M.D.Hartford, CT 061061891760633
- Donnamaria Cortezzo, M.D.Hartford, CT 061061366609257
- James Hagadorn, MDHartford, CT 061061003880311
- Victor Herson, MDHartford, CT 061061801860432
- Isabella Knox, MDHartford, CT 061061912971532
- Shabnam Lainwala, MDHartford, CT 061061790715449
Common questions
What is Leonard Eisenfeld, MD's NPI number?
Leonard Eisenfeld, MD's National Provider Identifier (NPI) is 1649243379, issued on Feb 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leonard Eisenfeld, MD located?
The NPPES record lists a practice address at 282 Washington St, Hartford, CT, 06106. Phone: (860) 545-8950. Providers update this record themselves, so call before visiting.
How can I verify Leonard Eisenfeld, MD's license?
NPPES lists Connecticut license number 024684, 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 Leonard Eisenfeld, MD prescribe under Medicare Part D?
In 2024, Leonard Eisenfeld, MD had 13 Medicare Part D claims; the average among neonatal-perinatal medicine physician prescribers was 33. 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.