Physician Profile
Unclaimed ProfileAbout GENZLINGER
Jeffrey L Genzlinger, MD is a healthcare provider in Roseville, CA specializing in internal medicine. Jeffrey trained at Sanford School of Medicine of University of South Dakota, graduating in 1995. Medicare claims data shows Jeffrey provided 327 services to 320 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
- (916) 797-4715
- Email not available
Practice Locations
1 MEDICAL PLAZA DR #140
Roseville, CA 95661
Procedures Most Often Billed to Medicare
327 services · 320 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
210 |
| Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99221 |
71 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
46 |
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 internal medicines at this location 7
Same specialty, same street address — most likely the same department or group.
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.
More connections — 23 related providers in 3 groups
Other internal medicines in Roseville 8
Same specialty, same city.
Trained at Sanford School of Medicine of University of South Dakota 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Sanford School of Medicine of University of South Dakota 7
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Genzlinger specialize in?
Dr. Genzlinger is an internal medicine in Roseville, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. Genzlinger located?
Dr. Genzlinger is listed at 1 MEDICAL PLAZA DR #140, Roseville, CA 95661. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Genzlinger's phone number?
The number on file is (916) 797-4715. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Genzlinger?
Dr. Genzlinger's National Provider Identifier is 1619088937. 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. Genzlinger go to medical school?
Dr. Genzlinger attended Sanford School of Medicine of University of South Dakota, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Genzlinger have?
Dr. Genzlinger has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Genzlinger do most often?
According to Medicare billing data, Dr. Genzlinger 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
Is Dr. Genzlinger's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Genzlinger. 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.