Physician Profile
Unclaimed ProfileAbout GREGORICH
Listed in the NPI registry as a physician assistant, Christopher Charles Gregorich, PA-C practices in Hummelstown, PA. Medicare claims data shows Christopher provided 520 services to 450 patients.
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
- (717) 566-1100
- Email not available
Practice Locations
300 E MAIN ST
Hummelstown, PA 17036
Procedures Most Often Billed to Medicare
520 services · 450 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
65 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
16 |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
126 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
75 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
66 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
61 |
| Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes | Billing code | G0446 |
56 |
| Administration of influenza virus vaccine | Billing code | G0008 |
18 |
| Face-to-face behavioral counseling for obesity, 15 minutes | Billing code | G0447 |
14 |
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 physician assistants at this location 2
Same specialty, same street address — most likely the same department or group.
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.
More connections — 30 related providers in 4 groups
Other physician assistants in Hummelstown 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2006 at Other 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in PA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Gregorich?
Dr. Gregorich is a physician assistant in Hummelstown, PA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PHYSICIAN ASSISTANT”.
NPI registry
What is Dr. Gregorich's address?
Dr. Gregorich is listed at 300 E MAIN ST, Hummelstown, PA 17036. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Gregorich?
The number on file is (717) 566-1100. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Gregorich?
Dr. Gregorich's National Provider Identifier is 1730284829. 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. Gregorich train?
Dr. Gregorich attended Other, graduating in 2006. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Gregorich have?
Dr. Gregorich has 20 years experience. Calculated from a graduation year of 2006, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Gregorich perform?
According to Medicare billing data, Dr. Gregorich performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as influenza vaccine split virus, preservative free and pneumococcal conjugate vaccine, 20 valent , for intramuscular use, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Gregorich's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gregorich. 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.