Ionica E. Lazar, NP
Family Nurse Practitioner · New York, NY
Ionica E. Lazar, NP is a family nurse practitioner with a practice address in New York, New York, and NPI 1619093721, issued on Mar 21, 2007. Check the license (New York 334193, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ionica E. Lazar
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 334193 NY
Self-reported in NPPES; status is on the state search - Practice location
- 161 Madison Ave, New York, NY 10016
- Phone
- (646) 637-3322
- Enumerated
- Mar 21, 2007
- Record last updated
- Mar 24, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (212) 353-1915
- Medicaid ID
- 03760809 NY
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 14,805 in New York → Look up another NPI →
Also registered at 161 Madison Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ahuva Brown, PAPhysician Assistant1831677327
- Tara Byrd, D.D.S.Dentist1740418714
- Pauline Cabahug, COTAPediatric Occupational Therapist1740556083
Verify Ionica E. Lazar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 334193Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average family nurse practitioner in 2024
661 Medicare Part D claims for 81 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 56% of claims.
Most prescribed
- Auryxia142 claims
- Sevelamer Carbonate92 claims
- Velphoro61 claims
- Calcium Acetate49 claims
- Xphozah48 claims
- Renvela35 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.
Industry payments in 2024: $41.36
2 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Ionica E. Lazar among 14,805 family nurse practitioner records in New York
Ionica E. Lazar, NP is one of 14,805 family nurse practitioner records with a practice address in New York. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 9% of them.
- NPI issued2007 · 9% of these records are older, 87% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 49% of these records are
- Record last updated2015 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,365 family nurse practitioner records list a practice address in New York
They are 2,365 of the 98,468 NPPES records with a practice address in New York, and 14,805 family nurse practitioner records in New York.
All 14,805 in New York → Every provider in New York → Family Nurse Practitioner nationwide →
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Common questions
What is Ionica E. Lazar, NP's NPI number?
Ionica E. Lazar, NP's National Provider Identifier (NPI) is 1619093721, issued on Mar 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ionica E. Lazar, NP located?
The NPPES record lists a practice address at 161 Madison Ave, New York, NY, 10016. Phone: (646) 637-3322. Providers update this record themselves, so call before visiting.
How can I verify Ionica E. Lazar, NP's license?
NPPES lists New York license number 334193, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Ionica E. Lazar, NP prescribe under Medicare Part D?
In 2024, Ionica E. Lazar, NP had 661 Medicare Part D claims for 81 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.