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FRANCIS RAFAEL CONTRERAS M.D.
NPI 1659868354
Internal Medicine in St. Louis, MO

Active since April 18, 2018PECOS EnrolledAccepts Medicare Assignment
6420 CLAYTON ROAD DEPARTMENT OF INTERNAL MEDICINE, SSM ST. MARY'S HOSPITAL, ST. LOUIS, MO 63117(314) 768-8778 Get Directions Write a Review

NPPES record last updated: September 22, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 22, 2022, Nov 28, 2018, Apr 18, 2018 (3 updates tracked since 2018).

About Francis Rafael Contreras M.d. NPPES

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

FRANCIS RAFAEL CONTRERAS M.D. (NPI 1659868354) is an individual internal medicine provider in St. Louis, Missouri, licensed in Wyoming (13811A) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with Steele Memorial Medical Center, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1659868354
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameFRANCIS RAFAEL CONTRERASCredential: M.D.
Location Address6420 CLAYTON ROAD DEPARTMENT OF INTERNAL MEDICINE, SSM ST. MARY'S HOSPITALSt. Louis, MO 63117
Mailing Address17 Black Oak, Dr,St. Louis, MO 63127 · (314) 488-4439
Phone(314) 768-8778
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateApril 18, 2018
Last NPPES UpdateSeptember 22, 20223 updates tracked since enumeration
NPPES CertifiedSeptember 22, 2022
✔ NPI 1659868354 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WY · 13811A
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
6420 CLAYTON ROAD DEPARTMENT OF INTERNAL MEDICINE, St. Louis, MO 63117
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Wyoming, PacificSource Health Plans.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

Francis Rafael Contreras 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 ID8527459403
PECOS Enrollment IDI20250428003914
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 Reassignments

2

Medicare enrollment records show Francis Contreras reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sound Physicians Of Wyoming, LLC
887 mi
Hospitalist
1233 E 2ND ST
Casper, WY 82601
  • Reassigned Medicare billing, Wyoming enrollment
  • 108 clinicians in this Medicare group
NPI 1982982708 (800) 822-7201
Cogent Healthcare Of Montana P C
1,327 mi
Internal Medicine
2827 FORT MISSOULA RD
Missoula, MT 59804
  • Reassigned Medicare billing, Montana enrollment
  • 155 clinicians in this Medicare group
NPI 1053569525 (406) 728-4100

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 6

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.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
282 services265 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
267 services96 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.
165 services67 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
61 services60 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.
13 services12 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
13 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Steele Memorial Medical Center

Critical Access Hospitals · Salmon, ID
OwnershipGovernment - Local
CMS Certification Number131305
LocationP O Box 700Salmon, ID 83467 · Lemhi County
Emergency services

St. Patrick Hospital

Acute Care Hospitals · Missoula, MT
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number270014
Location500 W BroadwayMissoula, MT 59806 · Missoula County
Emergency services Birthing friendly

Community Medical Center

Acute Care Hospitals · Missoula, MT
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270023
Location2827 Fort Missoula RdMissoula, MT 59804 · Missoula County
Emergency services Birthing friendly

St Luke Community Hospital

Critical Access Hospitals · Ronan, MT
OwnershipVoluntary non-profit - Private
CMS Certification Number271325
Location107 6th Ave SWRonan, MT 59864 · Lake County
Emergency services

Bitterroot Health - Daly Hospital

Critical Access Hospitals · Hamilton, MT
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number271340
Location1200 Westwood DrHamilton, MT 59840 · Ravalli County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63117 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
5 suppliers26 claims30 services$18.18 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
6 suppliers41 claims45 services$92.79 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier13 claims13 services$35.45 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Francis Contreras's NPI number?

The NPI number for Francis Contreras is 1659868354. It was assigned to this individual provider in the NPPES registry on April 18, 2018.

Where is Francis Contreras located?

Francis Contreras practices at 6420 Clayton Road Department Of Internal Medicine Ssm St. Mary's Hospital, St. Louis, MO 63117. The listed phone number is (314) 768-8778.

What is Francis Contreras's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Francis Contreras enrolled in Medicare?

Yes. Francis Contreras 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 organizations bill Medicare for Francis Contreras's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Francis Contreras reassigns Medicare benefits to 2 organizations: Sound Physicians Of Wyoming, LLC (Casper, WY) and Cogent Healthcare Of Montana P C (Missoula, MT). Each 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 Francis Contreras's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Francis Contreras accept?

Health plans from Blue Cross Blue Shield of Wyoming and PacificSource Health Plans list Francis Contreras 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 Francis Contreras affiliated with any hospitals?

According to CMS data, Francis Contreras is affiliated with Steele Memorial Medical Center, St. Patrick Hospital, Community Medical Center, St Luke Community Hospital and Bitterroot Health - Daly Hospital.

When was this NPI record last updated?

The NPPES record for Francis Contreras was last updated on September 22, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.