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JACK B RENTZ MD
NPI 1033300140
Anesthesiology - Pain Medicine in Greenwood Village, CO

Active since August 05, 2007PECOS Enrolled
7800 E ORCHARD RD STE 350, GREENWOOD VILLAGE, CO 80111(720) 598-0805 Get Directions Write a Review

NPPES record last updated: June 14, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 14, 2021, Dec 19, 2016 (2 updates tracked since 2016).

About Jack B Rentz Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JACK B RENTZ MD (NPI 1033300140) is an individual pain medicine provider in Greenwood Village, Colorado, licensed in Colorado (51092) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, maintains a secondary practice location in Lakewood, and is a graduate of Medical College Of Georgia School Of Medicine (2007).

NPPES Registry Identity

NPI1033300140
Entity TypeIndividualMale
Primary Taxonomy207LP2900X
Provider Legal NameJACK B RENTZCredential: MD
Location Address7800 E ORCHARD RD STE 350Greenwood Village, CO 80111-2550
Mailing Address3411 University AveLubbock, TX 79413-2438 · (806) 796-0507 · Fax (806) 799-6908
Phone(720) 598-0805
Sole ProprietorNo
Medical School CMSMedical College Of Georgia School Of MedicineGraduated 2007
Enumeration DateAugust 5, 2007
Last NPPES UpdateJune 14, 20212 updates tracked since enumeration
NPPES CertifiedJune 14, 2021
✔ NPI 1033300140 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiology · Pain MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207LP2900X
License✔ Licensed in CO · 51092
Definition
An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.
7800 E ORCHARD RD STE 350, Greenwood Village, CO 80111
Open in Google Maps ↗

Secondary Practice Location 1

Location 1300 Union Blvd, Suite 260Lakewood, CO 80228-1535 · Phone (303) 456-8868 · Fax (303) 456-8870

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jack B Rentz Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5890968598
PECOS Enrollment IDI20120726000738
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Jack Rentz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Denver Diagnostic Pain Corporation
14 mi
Pain Medicine
13402 W COAL MINE AVE, STE240
Littleton, CO 80127
  • Reassigned Medicare billing, Colorado enrollment
  • 2 clinicians in this Medicare group
NPI 1124566955 (720) 598-0805

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
80 services42 patients
Testing for presence of drug, read by direct observation 80305
Testing for the presence of drugs involves collecting a sample, usually urine, which is then analyzed for specific substances. The process is monitored directly to ensure accuracy and integrity. This test helps to confirm if drugs are present in your system.
34 services17 patients
Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152
This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.
20 services13 patients

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

R SHAY BESS MD PC
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
7800 E ORCHARD RD STE 350
GREENWOOD VILLAGE, CO 80111
Arapahoe County (303) 788-5230

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jack Rentz's NPI number?

The NPI number for Jack Rentz is 1033300140. It was assigned to this individual provider in the NPPES registry on August 5, 2007.

Where is Jack Rentz located?

Jack Rentz practices at 7800 E Orchard Rd Ste 350, Greenwood Village, CO 80111. The listed phone number is (720) 598-0805.

What is Jack Rentz's specialty?

The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.

Is Jack Rentz enrolled in Medicare?

Yes. Jack Rentz is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jack Rentz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jack Rentz reassigns Medicare benefits to Denver Diagnostic Pain Corporation (Littleton, CO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Jack Rentz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jack Rentz accept?

Health plans from UnitedHealthcare list Jack Rentz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Jack Rentz was last updated on June 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.