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Edit this profileAt a glance
- 2900 12Th Ave N, Suite 355W, Billings, MT 59101
About Dr. Rentz
Jeffrey J. Rentz, M.D. is a specialist based in Billings, MT. Jeffrey is a 1998 graduate of University of Virginia School of Medicine. Jeffrey is also listed as specializing in surgery. Medicare claims data shows Jeffrey provided 286 services to 241 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more, and initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes. The provider's National Provider Identifier (NPI) is 1851363667.
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
- (406) 238-6470
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2900 12TH AVE N SUITE 355W
Billings, MT 59101
Procedures Most Often Billed to Medicare
286 services · 241 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Repair of groin hernia using an endoscope | Procedure | 49650 |
22 | More often than most peers in Specialist |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
88 | As often as other peers in Specialist |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
42 | More often than most peers in Specialist |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
40 | As often as other peers in Specialist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
31 | Less often than most peers in Specialist |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
30 | As often as other peers in Specialist |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
19 | Less often than most peers in Specialist |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
14 | Less often than most peers in Specialist |
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.
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 specialists in Billings 8
Same specialty, same city.
Trained at University of Virginia School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1998 at University of Virginia School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Jeffrey J. Rentz specialize in?
Jeffrey J. Rentz is a specialist in Billings, MT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Jeffrey J. Rentz located?
Jeffrey J. Rentz is listed at 2900 12Th Ave N Suite 355W, Billings, MT 59101. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Jeffrey J. Rentz's phone number?
The number on file is (406) 238-6470. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Jeffrey J. Rentz?
Jeffrey J. Rentz's National Provider Identifier is 1851363667. 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 Jeffrey J. Rentz train?
Jeffrey J. Rentz attended University of Virginia School of Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Jeffrey J. Rentz have?
Jeffrey J. Rentz has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What does Jeffrey J. Rentz do most often?
According to Medicare billing data, Jeffrey J. Rentz performs procedures including repair of groin hernia using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Jeffrey J. Rentz's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Jeffrey J. Rentz. If this is you, claiming it is free.
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