Bonni Lee Guerin, MD
Hematology & Oncology Physician · Summit, NJ
Bonni Lee Guerin, MD is a hematology & oncology physician with a practice address in Summit, New Jersey, and NPI 1922090802, issued on Aug 17, 2005. Check the license (New Jersey MA75828, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Bonni Lee Guerin
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- MA75828 NJ
25MA04582800 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 99 Beauvoir Ave, Summit, NJ 07901
- Phone
- (908) 608-0078
- Enumerated
- Aug 17, 2005
- Record last updated
- Jan 15, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (908) 608-1504
- Medicaid ID
- 0004651 NJ
- Medicare enrollment
- Enrolled (PECOS I20100407000264); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Stony Brook, School Of Medicine, 1988
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 399 in New Jersey → Look up another NPI →
Also registered at 99 Beauvoir Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Clariza Abad, AGNP-CNurse Practitioner1518500149
- Hana Abd El Meguid, MDStudent in an Organized Health Care Education/Training Program1881514859
- Alexandra Adams, MDStudent in an Organized Health Care Education/Training Program1164981924
- Ifeanyichukwu Adibemma, MDStudent in an Organized Health Care Education/Training Program1164361416
- Sohail Adonimohammed, MDStudent in an Organized Health Care Education/Training Program1255133005
- Igor Agaronin, MDHospitalist Physician1295797215
Verify Bonni Lee Guerin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license MA75828Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
583 Medicare Part D claims for 208 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 12 claims were for opioids.
Most prescribed
- Anastrozole239 claims
- Tamoxifen Citrate68 claims
- Ibrance39 claims
- Kisqali36 claims
- Exemestane23 claims
- Letrozole22 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: $2,231.25
1 payment: consulting fee; the largest payer was Novartis Pharmaceuticals Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 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.
Bills Medicare through one group practice
- Practice Associates Medical GroupMorristown, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Bonni Lee Guerin among 399 hematology & oncology physician records in New Jersey
Bonni Lee Guerin, MD is one of 399 hematology & oncology physician records with a practice address in New Jersey. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 86% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated1988 · median 2002 among the 294 with a school on file
- Record last updated2013 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in New Jersey
There are 399 hematology & oncology physician records in New Jersey.
All 399 in New Jersey → Every provider in Summit → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Emmanuel Apor, M.D.Summit, NJ 079011295028405
- John Kauh, M.D.Summit, NJ 079011972610731
- Paul Markowski, MDSummit, NJ 079011679930994
- Neil Morganstein, MDSummit, NJ 079011568454080
- Sophie Morse, MDSummit, NJ 079011184787723
- Rujuta Saksena, MDSummit, NJ 079011851522197
- Sree Bhavani Chalasani, M.D.Basking Ridge, NJ 079201285880039
- Mila Gorsky, M.D.Basking Ridge, NJ 079201679695928
Common questions
What is Bonni Lee Guerin, MD's NPI number?
Bonni Lee Guerin, MD's National Provider Identifier (NPI) is 1922090802, issued on Aug 17, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Bonni Lee Guerin, MD located?
The NPPES record lists a practice address at 99 Beauvoir Ave, Summit, NJ, 07901. Phone: (908) 608-0078. Providers update this record themselves, so call before visiting.
How can I verify Bonni Lee Guerin, MD's license?
NPPES lists New Jersey license number MA75828, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Bonni Lee Guerin, MD prescribe under Medicare Part D?
In 2024, Bonni Lee Guerin, MD had 583 Medicare Part D claims for 208 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.