Dr. Alexander Kirshenbaum, MD
- Medicare services, 2024
- 50,860
- Medicare patients, 2024
- 2,046
- Part D claims, 2024
- 5,034
- Hospital affiliations
- 5
- Industry payments
- $2,562
- Practice address
- 2 Hospital Plz, Old Bridge, NJ 08857
- Practice phone
- Call (908) 653-9399
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
General Surgery Old Bridge - Comprehensive Surgical Associates
Old Bridge, New Jersey
Find Dr. Kirshenbaum's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Alexander Kirshenbaum is a urologist in Old Bridge, New Jersey
Dr. Kirshenbaum practices at General Surgery Old Bridge - Comprehensive Surgical Associates in Old Bridge, New Jersey.
Dr. Kirshenbaum's NPI, 1447306345, was assigned on January 25, 2007. Dr. Kirshenbaum graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 1997. Dr. Kirshenbaum holds New Jersey license 25MA08183400.
- NPI
- 1447306345NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486755519
- NPI enumeration date
- January 25, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (908) 653-9399
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alexander Kirshenbaum practices at General Surgery Old Bridge - Comprehensive Surgical Associates in Old Bridge, New Jersey
Dr. Kirshenbaum's primary practice is General Surgery Old Bridge - Comprehensive Surgical Associates, at 2 Hospital Plz, Old Bridge, NJ 08857 in Middlesex County. The practice phone is (908) 653-9399.
- General Surgery Old Bridge - Comprehensive Surgical Associates2 Hospital Plz, Old Bridge, NJ 08857 · Middlesex CountyPhone(908) 653-9399
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Alexander Kirshenbaum is affiliated with 8 sites of care and 2 medical groups
Dr. Kirshenbaum's primary practice is General Surgery Old Bridge - Comprehensive Surgical Associates in Old Bridge, New Jersey. Dr. Kirshenbaum is also affiliated with Jersey Shore University Medical Center. The medical group on file is Summit Health. Dmand AI also links Dr. Kirshenbaum to 4 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Alexander Kirshenbaum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kirshenbaum practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| General Surgery Old Bridge - Comprehensive Surgical Associates | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alexander Kirshenbaum is one of 405 urologists in New Jersey
Urology is Dr. Kirshenbaum's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Kirshenbaum is licensed in New Jersey.
Specialties and state licenses
- Urology, New JerseyPrimary
Urologists near Dr. Kirshenbaum
Counts of urologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Alexander Kirshenbaum billed Medicare for 50,860 services in 2024
CMS data shows 50,860 Medicare services from Dr. Kirshenbaum across 42 procedure codes in 2024, for 2,046 Medicare patients. Medicare paid $864,746 for them.
Dr. Kirshenbaum's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 44,4242024: 41,8206%
- Imaging
- 2023: 3,4972024: 3,5732%
- Office and hospital visits
- 2023: 3,4632024: 3,5031%
- Surgery
- 2023: 1,6082024: 1,41812%
- Lab and pathology
- 2023: 7822024: 43245%
- Tests and treatments
- 2023: 1242024: 1148%
Where Dr. Kirshenbaum's Medicare services took place, 2024
- In an office50,12199%
- In a facility7391%
Dr. Kirshenbaum compared with the New Jersey median for urologists, 2024
- Dr. Kirshenbaum
- New Jersey median
- Medicare services
- 50,860vs 2,14423.7 times
- Medicare patients
- 2,046vs 5683.6 times
- Part D claims
- 4,849vs 1,1094.4 times
Medians across 388 urologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Kirshenbaum's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kirshenbaum and other urologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alexander Kirshenbaum treated 2,046 Medicare patients in 2024, average age 76
CMS counts 2,046 Medicare patients who saw Dr. Kirshenbaum in 2024. The largest group is 75 to 84, with 892 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.31, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kirshenbaum's median patient age at 72, with 18% women.
Dr. Kirshenbaum's Medicare patients by age, 2024
Dr. Kirshenbaum's Medicare patients by sex, 2024
- Women43921%
- Men1,60779%
Chronic conditions among Dr. Kirshenbaum's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Ischemic heart disease46%
- Diabetes43%
- Chronic kidney disease31%
- Atrial fibrillation23%
- Cancer23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kirshenbaum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women18%
- Men78%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alexander Kirshenbaum wrote 5,034 Medicare Part D claims in 2024
In 2024, Dr. Kirshenbaum wrote 5,034 Medicare Part D claims for 1,284 patients. 98% of them were for generic drugs. CMS names the drug for 4,849 of them, across 34 drugs with 11 or more claims each, at $143,819 in total drug cost. In 2023, CMS named 4,368 claims across 29 drugs.
Dr. Kirshenbaum's Part D claims by kind of drug, 2024
- Generic4,922 claims98%
- Brand-name and other112 claims2%
Dr. Kirshenbaum's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Kirshenbaum's Part D claims, 2024
- Opioids1%30 of 5,034 claims
- Antibiotics11%538 of 5,034 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 4,3682024: 4,84911%
Drugs named by CMS: 34 in 2024, 29 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Alexander Kirshenbaum ranks in the 99th percentile for prostate resection in Medicare
Dr. Kirshenbaum accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kirshenbaum as offering telehealth. CMS counts 80 procedures of prostate resection by Dr. Kirshenbaum, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Kirshenbaum ranks in Medicare procedure volume
- Prostate resection
- 99th percentile80 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Alexander Kirshenbaum received $2,562 in industry payments from 2016 to 2025
CMS Open Payments shows 105 general payments to Dr. Kirshenbaum from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 95% of the total. Medtronic USA, Inc. paid the most, $928.
General payments to Dr. Kirshenbaum by program year, 2016 to 2025
General payments to Dr. Kirshenbaum by kind, 2016 to 2025
- Food and beverage$2,42295%
- Education$1405%
Companies that paid Dr. Kirshenbaum the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alexander Kirshenbaum graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc)
Dr. Kirshenbaum graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alexander Kirshenbaum's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Alexander Kirshenbaum
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Alexander Kirshenbaum's NPI number?
Dr. Alexander Kirshenbaum's NPI number is 1447306345. It was assigned on January 25, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander Kirshenbaum?
Dr. Alexander Kirshenbaum is a urologist in Old Bridge, New Jersey. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Alexander Kirshenbaum practice?
Dr. Kirshenbaum practices at 2 Hospital Plz, Old Bridge, NJ 08857. Dr. Kirshenbaum's primary practice is General Surgery Old Bridge - Comprehensive Surgical Associates in Old Bridge, New Jersey. Dmand AI also links Dr. Kirshenbaum to 4 hospitals, 2 group practices and clinics and 1 medical group.
What is Dr. Alexander Kirshenbaum's office phone number?
The practice phone on file for Dr. Kirshenbaum is (908) 653-9399.
What is Dr. Alexander Kirshenbaum's medical license number?
Dr. Kirshenbaum holds New Jersey license 25MA08183400.
Which hospitals is Dr. Alexander Kirshenbaum affiliated with?
Dr. Kirshenbaum is affiliated with Jersey Shore University Medical Center. Dmand AI links Dr. Kirshenbaum to 4 more hospitals.
What medical group is Dr. Alexander Kirshenbaum part of?
Dr. Kirshenbaum is linked to Summit Health. Dmand AI links Dr. Kirshenbaum to 1 more medical group.
Does Dr. Alexander Kirshenbaum accept Medicare?
Yes. CMS data shows Dr. Kirshenbaum billed Medicare for 50,860 services in 2024, and Dr. Kirshenbaum accepts Medicare assignment.
Does Dr. Alexander Kirshenbaum offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kirshenbaum as offering telehealth services.
How many Medicare patients does Dr. Alexander Kirshenbaum see?
CMS counts 2,046 Medicare patients who saw Dr. Kirshenbaum in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Alexander Kirshenbaum bill to Medicare?
In 2024, Dr. Kirshenbaum's most billed Medicare services were injected or infused drug (J3145), injected or infused drug (J0585) and ultrasound (76872).
Where did Dr. Alexander Kirshenbaum go to medical school?
Dr. Kirshenbaum graduated from Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) in 1997.
What drugs does Dr. Alexander Kirshenbaum prescribe most?
In 2024 Medicare Part D data, Dr. Kirshenbaum's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Oxybutynin Chloride ER.
Has Dr. Alexander Kirshenbaum received payments from drug or device companies?
CMS Open Payments shows $2,562 in general payments to Dr. Kirshenbaum from 20 companies from 2016 to 2025. The largest total came from Medtronic USA, Inc.
How long has Dr. Alexander Kirshenbaum been practicing?
Dr. Kirshenbaum graduated from medical school in 1997, 29 years ago.
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