Provider Profile
Gregory L. Knutzen, NP
Unclaimed ProfileAbout Gregory Knutzen
Gregory L. Knutzen, NP is a nurse practitioner practicing in Colton, CA. Gregory is also listed as specializing in nurse practitioner — acute care. According to Medicare claims data, Gregory cared for 105 Medicare patients across 357 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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (909) 580-2775
- Email not available
Practice Locations
400 N PEPPER AVE
Colton, CA 92324
Procedures Most Often Billed to Medicare
357 services · 105 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
337 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
20 |
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 nurse practitioners at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 23 related providers in 3 groups
Other nurse practitioners in Colton 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Gregory L. Knutzen's specialty?
Gregory L. Knutzen is a nurse practitioner in Colton, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Gregory L. Knutzen?
Gregory L. Knutzen is listed at 400 N Pepper Ave, Colton, CA 92324. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gregory L. Knutzen?
The number on file is (909) 580-2775. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Gregory L. Knutzen's NPI number?
Gregory L. Knutzen's National Provider Identifier is 1871554170. 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 Gregory L. Knutzen's education?
Gregory L. Knutzen attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Gregory L. Knutzen been practicing?
Gregory L. Knutzen has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Gregory L. Knutzen known for?
According to Medicare billing data, Gregory L. Knutzen 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 Gregory L. Knutzen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory L. Knutzen. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.