Jennifer Ellen Bayly, MD
Internal Medicine Physician · New York, NY
Jennifer Ellen Bayly, MD is an internal medicine physician with a practice address in New York, New York, and NPI 1043770753, issued on Mar 20, 2019. Check the license (New York 330210, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Jennifer Ellen Bayly
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 330210 NY
Self-reported in NPPES; status is on the state search - Practice location
- 505 E 70TH St, New York, NY 10021
- Phone
- (212) 746-2900
- Enumerated
- Mar 20, 2019
- Record last updated
- May 19, 2025
- Fax
- (212) 746-4609
- Medicare enrollment
- Enrolled (PECOS I20240806002583); accepts Medicare assignment
- Medical or professional school
- Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), 2019
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
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Also registered at 505 E 70TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jennifer Ellen Bayly in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 330210Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
73 Medicare Part D claims for 33 beneficiaries, against an average of 3,176 among the 108,855 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.
Bills Medicare through one group practice
- Weill Medical College OF CornellNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jennifer Ellen Bayly among 12,067 internal medicine physician records in New York
Jennifer Ellen Bayly, MD is one of 12,067 internal medicine physician records with a practice address in New York. 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 85% of them.
- NPI issued2019 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2019 · median 2002 among the 7,221 with a school on file
- Record last updated2025 · 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 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,434 internal medicine physician records list a practice address in New York
They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in New York → Internal Medicine Physician nationwide →
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Common questions
What is Jennifer Ellen Bayly, MD's NPI number?
Jennifer Ellen Bayly, MD's National Provider Identifier (NPI) is 1043770753, issued on Mar 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer Ellen Bayly, MD located?
The NPPES record lists a practice address at 505 E 70TH St, New York, NY, 10021. Phone: (212) 746-2900. Providers update this record themselves, so call before visiting.
How can I verify Jennifer Ellen Bayly, MD's license?
NPPES lists New York license number 330210, as entered by the provider. 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 Jennifer Ellen Bayly, MD prescribe under Medicare Part D?
In 2024, Jennifer Ellen Bayly, MD had 73 Medicare Part D claims for 33 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.