Physician Profile
Unclaimed ProfileAbout Gregg Hellwig
Gregg Hellwig practices emergency medicine in Allentown, PA. Gregg is a 2004 graduate of Saint Louis University School of Medicine. According to Medicare claims data, Gregg cared for 51 Medicare patients across 55 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (484) 862-3232
- Email not available
Practice Locations
CEDAR CREST & I-78
Allentown, PA 18105
Procedures Most Often Billed to Medicare
55 services · 51 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
34 |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
21 |
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.
Other emergency medicines at this location 3
Same specialty, same street address — most likely the same department or group.
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 emergency medicines in Allentown 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Hellwig specialize in?
Dr. Hellwig is an emergency medicine in Allentown, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
Where is Dr. Hellwig located?
Dr. Hellwig is listed at CEDAR CREST & I-78, Allentown, PA 18105. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Hellwig's phone number?
The number on file is (484) 862-3232. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Hellwig's NPI number?
Dr. Hellwig's National Provider Identifier is 1134331366. 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. Hellwig go to medical school?
Dr. Hellwig attended Saint Louis University School of Medicine, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Hellwig been practicing?
Dr. Hellwig has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Hellwig do most often?
According to Medicare billing data, Dr. Hellwig 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. Hellwig confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hellwig. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.