DR. CHARLES BENJAMIN RIVES M.D.
NPI 1083057814
Internal Medicine - Gastroenterology in Waco, TX

Active since April 11, 2013PECOS EnrolledAccepts Medicare Assignment
364 RICHLAND WEST CIR STE A, WACO, TX 76712(254) 537-0911(254) 537-0313 Get Directions Write a Review

NPPES record last updated: June 19, 2019. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Charles Benjamin Rives M.d. NPPES

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

DR. CHARLES BENJAMIN RIVES M.D. (NPI 1083057814) is an individual gastroenterology provider in Waco, Texas, licensed in Texas (S0217) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS, is affiliated with Ascension Providence, and is a graduate of University Of Texas Medical School At San Antonio (2013).

NPPES Registry Identity

NPI1083057814
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. CHARLES BENJAMIN RIVESCredential: M.D.
Location Address364 RICHLAND WEST CIR STE AWaco, TX 76712-7919
Mailing AddressPo Box 23189Waco, TX 76702-3189 · (254) 537-0911 · Fax (254) 537-0313
Fax(254) 537-0313
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At San AntonioGraduated 2013
Enumeration DateApril 11, 2013
Last NPPES UpdateJune 19, 2019
✔ NPI 1083057814 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in TX · S0217
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
364 RICHLAND WEST CIR STE A, Waco, TX 76712

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Charles Benjamin Rives M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID446541965
PECOS Enrollment IDI20190805000645
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 Charles Rives reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Gastroenterology
364 RICHLAND WEST CIR, SUITE A
Waco, TX 76712
  • Reassigned Medicare billing, Texas enrollment
  • 22 clinicians in this Medicare group

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 11

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.

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
88 services83 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
87 services86 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
62 services62 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
51 services51 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
42 services35 patients
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.
35 services31 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ascension Providence

Acute Care Hospitals · Waco, TX
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450042
Location6901 Medical ParkwayWaco, TX 76712 · Mc Lennan County
Emergency services Birthing friendly

Baylor Scott & White Medical Center Hillcrest

Acute Care Hospitals · Waco, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450101
Location100 Hillcrest Medical BlvdWaco, TX 76712 · Mc Lennan County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 76712 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

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

Nurse Practitioner (Family)
364 RICHLAND WEST CIR STE A
WACO, TX 76712
Nurse Practitioner (Family)
364 RICHLAND WEST CIR STE A
WACO, TX 76712
Nurse Practitioner (Family)
364 RICHLAND WEST CIR STE A
WACO, TX 76712
Internal Medicine (Gastroenterology)
364 RICHLAND WEST CIR STE A
WACO, TX 76712
Internal Medicine (Gastroenterology)
364 RICHLAND WEST CIR STE A
WACO, TX 76712
Internal Medicine (Gastroenterology)
364 RICHLAND WEST CIR STE A
WACO, TX 76712

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 Charles Rives's NPI number?

The NPI number for Charles Rives is 1083057814. It was assigned to this individual provider in the NPPES registry on April 11, 2013.

Where is Charles Rives located?

Charles Rives practices at 364 Richland West Cir Ste A, Waco, TX 76712. The listed phone number is (254) 537-0911.

What is Charles Rives's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Charles Rives enrolled in Medicare?

Yes. Charles Rives is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Charles Rives's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Rives reassigns Medicare benefits to Waco Gastroenterology Associates (Waco, TX). 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 Charles Rives's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Charles Rives accept?

Health plans from Baylor Scott and White Health Plan and Blue Cross and Blue Shield of Texas list Charles Rives 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.

Is Charles Rives affiliated with any hospitals?

According to CMS data, Charles Rives is affiliated with Ascension Providence and Baylor Scott & White Medical Center Hillcrest.

When was this NPI record last updated?

The NPPES record for Charles Rives was last updated on June 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.