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Edit this profileAt a glance
- 330 Borthwick Ave Suite 308, Portsmouth, NH 03801
About Dr. Grossmann
Based in Portsmouth, NH, Rafael J. Grossmann, MD is listed in the NPI registry under trauma surgery. According to Medicare claims data, Rafael cared for 99 Medicare patients across 135 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes. NPI 1790711430 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
- (603) 334-6260
- Email not available
Practice Locations
330 BORTHWICK AVE SUITE 308
Portsmouth, NH 03801
Procedures Most Often Billed to Medicare
135 services · 99 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
88 | More often than most peers in Trauma Surgery |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
22 | As often as other peers in Trauma Surgery |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
14 | Less often than most peers in Trauma Surgery |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
11 | Less often than most peers in Trauma Surgery |
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 1
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 Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1991 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Grossmann's specialty?
Dr. Grossmann is a trauma surgeon in Portsmouth, NH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Trauma Surgery”.
NPI registry
Where can I find Dr. Grossmann?
Dr. Grossmann is listed at 330 Borthwick Ave Suite 308, Portsmouth, NH 03801. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Grossmann?
The number on file is (603) 334-6260. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Grossmann's NPI number?
Dr. Grossmann's National Provider Identifier is 1790711430. 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
What is Dr. Grossmann's medical education?
Dr. Grossmann attended Other, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Grossmann been practicing?
Dr. Grossmann has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Grossmann known for?
According to Medicare billing data, Dr. Grossmann 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. Grossmann confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grossmann. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.