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Edit this profileAt a glance
- 22 Old Short Hills Rd, Suite 112, Livingston, NJ 07039
About Dr. Keiser
Based in Livingston, NJ, Oren S. Keiser, MD is listed in the NPI registry under obstetrics. Oren graduated from Albert Einstein College of Medicine of Yeshiva University in 2001. Medicare claims data shows Oren provided 193 services to 182 patients. The services billed most often include cervical or vaginal cancer screening; pelvic and clinical breast examination, screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1548203383 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (973) 740-1330
- Email not available
Practice Locations
22 OLD SHORT HILLS RD SUITE 112
Livingston, NJ 07039
Procedures Most Often Billed to Medicare
193 services · 182 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | Billing code | G0101 |
85 | More often than most peers in Obstetrics |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | Billing code | Q0091 |
63 | More often than most peers in Obstetrics |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
45 | More often than most peers in Obstetrics |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 3
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Albert Einstein College of Medicine of Yeshiva University 2
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2001 at Albert Einstein College of Medicine of Yeshiva University 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Keiser specialize in?
Dr. Keiser is an obstetrics in Livingston, NJ. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Keiser located?
Dr. Keiser is listed at 22 Old Short Hills Rd Suite 112, Livingston, NJ 07039. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Keiser's phone number?
The number on file is (973) 740-1330. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Keiser?
Dr. Keiser's National Provider Identifier is 1548203383. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Keiser go to medical school?
Dr. Keiser attended Albert Einstein College of Medicine of Yeshiva University, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Keiser have?
Dr. Keiser has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Keiser do most often?
According to Medicare billing data, Dr. Keiser the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Keiser's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Keiser. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.