Physician Profile
Unclaimed ProfileAbout GERSHENBAUM
Mark R Gershenbaum, DO practises family medicine in Freehold, NJ. According to Medicare claims data, Mark cared for 624 Medicare patients across 1,103 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Areas of Expertise
Common questions
What is Dr. Gershenbaum's specialty?
Dr. Gershenbaum is a family doctor in Freehold, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Family Medicine”.
NPI registry
Where can I find Dr. Gershenbaum?
Dr. Gershenbaum is listed at 901 WEST MAIN ST, Freehold, NJ 07728. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Gershenbaum?
The number on file is (732) 294-2666. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Gershenbaum's NPI number?
Dr. Gershenbaum's National Provider Identifier is 1982665782. 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
How long has Dr. Gershenbaum been practising?
Dr. Gershenbaum has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practised for longer than this.
NPI registry
What is Dr. Gershenbaum known for?
According to Medicare billing data, Dr. Gershenbaum 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
Has Dr. Gershenbaum confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gershenbaum. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (732) 294-2666
- Email not available
Practice Locations
901 WEST MAIN ST
Freehold, NJ 07728
Procedures Most Often Billed to Medicare
1,103 services · 624 patients · 4 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
610 |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
175 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
171 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
147 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated 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 4
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.
Other family doctors in Freehold 8
Same specialty, same city.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.