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ZACHARY LAWRENCE REESE M.D.
NPI 1871735340
Internal Medicine - Hematology & Oncology in St George, UT

Active since March 30, 2009PECOS EnrolledAccepts Medicare Assignment
544 S 400 E, ST GEORGE, UT 84770(435) 688-4900(435) 688-4929 Get Directions Write a Review

NPPES record last updated: October 1, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 1, 2021, Jul 1, 2016 (2 updates tracked since 2016).

About Zachary Lawrence Reese M.d. NPPES

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

ZACHARY LAWRENCE REESE M.D. (NPI 1871735340) is an individual hematology & oncology provider in St George, Utah, licensed in Utah (8281289-1205) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS, is affiliated with Cassia Regional Hospital, and is a graduate of University Of Rochester School Of Medicine And Dentistry (2009).

NPPES Registry Identity

NPI1871735340
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameZACHARY LAWRENCE REESECredential: M.D.
Location Address544 S 400 ESt George, UT 84770-3705
Mailing Address544 S 400 ESt George, UT 84770-3705 · (435) 688-4900 · Fax (435) 688-4929
Phone(435) 688-4900
Fax(435) 688-4929
Sole ProprietorNo
Medical School CMSUniversity Of Rochester School Of Medicine And DentistryGraduated 2009
Enumeration DateMarch 30, 2009
Last NPPES UpdateOctober 1, 20212 updates tracked since enumeration
NPPES CertifiedOctober 1, 2021
✔ NPI 1871735340 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in UT · 8281289-1205
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
544 S 400 E, St George, UT 84770
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Molina Healthcare, Select Health and more.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

Zachary Lawrence Reese 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 ID4082846084
PECOS Enrollment IDI20150505001211
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

9

Medicare enrollment records show Zachary Reese reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ihc Health Services Inc
Same address
Allergy & Immunology
544 S 400 E
St George, UT 84770
  • Reassigned Medicare billing, Utah enrollment
  • 3,691 clinicians in this Medicare group
NPI 1093958605 (435) 688-6262
Intermountain Medical Holdings Nevada Inc
108 mi
Internal Medicine
595 W LAKE MEAD PKWY
Henderson, NV 89015
  • Reassigned Medicare billing, Nevada enrollment
  • 521 clinicians in this Medicare group
NPI 1245997279 (702) 566-5500
San Juan County Hospital
228 mi
Rural Health
735 S 200 W
Blanding, UT 84511
  • Reassigned Medicare billing, Utah enrollment
  • Also billed through NPI 1942251459 (Utah)
  • 24 clinicians in this Medicare group
NPI 1821045840 (435) 678-2254
Northeastern Utah Medical Group
317 mi
Family Medicine
210 W 300 N 7-3
Roosevelt, UT 84066
  • Reassigned Medicare billing, Utah enrollment
  • 78 clinicians in this Medicare group
NPI 1982664199 (435) 722-3971
Walter Knox Memorial Hospital
491 mi
Rural Health
2135 S SUB STATION RD
Emmett, ID 83617
  • Reassigned Medicare billing, Idaho enrollment
  • Also billed through NPI 1861284721 (Idaho)
  • 61 clinicians in this Medicare group
NPI 1821091083 (208) 488-6300
Ruby Valley Hospital
581 mi
Critical Access
321 MADISON STREET
Sheridan, MT 59749
  • Reassigned Medicare billing, Montana enrollment
  • 41 clinicians in this Medicare group
NPI 1083710651 (406) 842-5453
Marcus Daly Memorial Hospital Corporation
617 mi
Rural Health
820 N MAIN ST
Darby, MT 59829
  • Reassigned Medicare billing, Montana enrollment
  • Also billed through NPI 1659475846 (Montana)
  • 154 clinicians in this Medicare group
NPI 1396191276 (406) 375-4142
Scl Health Medical Group-Butte LLC
617 mi
Family Medicine
400 S CLARK ST
Butte, MT 59701
  • Reassigned Medicare billing, Montana enrollment
  • 278 clinicians in this Medicare group
NPI 1477869600 (406) 723-2500
Tanana Chiefs Conference
2,370 mi
Multi-Specialty
1717 W COWLES ST
Fairbanks, AK 99701
  • Reassigned Medicare billing, Texas enrollment
  • 207 clinicians in this Medicare group
NPI 1821201278 (907) 451-6682

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 8

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.
537 services232 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
119 services69 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
64 services64 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
35 services35 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
26 services19 patients
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.
19 services18 patients

Hospital Affiliations CMS Care Compare 5

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

Cassia Regional Hospital

Critical Access Hospitals · Burley, ID
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number131326
Location1501 Hiland AvenueBurley, ID 83318 · Cassia County
Emergency services Birthing friendly

Cedar City Hospital

Acute Care Hospitals · Cedar City, UT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460007
Location1303 North Main StreetCedar City, UT 84721 · Iron County
Emergency services Birthing friendly

St. George Regional Hospital

Acute Care Hospitals · St George, UT
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460021
Location1380 East Medical Center DriveSt George, UT 84790 · Washington County
Emergency services Birthing friendly

Sevier Valley Hospital

Acute Care Hospitals · Richfield, UT
OwnershipVoluntary non-profit - Private
CMS Certification Number460026
Location1000 North Main StreetRichfield, UT 84701 · Sevier County
Emergency services Birthing friendly

San Juan Hospital

Critical Access Hospitals · Monticello, UT
OwnershipVoluntary non-profit - Other
CMS Certification Number461308
Location380 West 100 NorthMonticello, UT 84535 · San Juan County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84770 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
$166.03 typical visit price
range $54.34 – $166.03
Typical copayment $41.50 (range $13.58 – $41.50)
Most-billed visit code 99205
Established Patient
$96.35 typical visit price
range $17.23 – $135.20
Typical copayment $24.08 (range $4.30 – $33.80)
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.

Capecitabine, oral, 500 mg J8521
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier23 claims1,864 services$0.73 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
1 supplier12 claims12 services$18.99 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
1 supplier21 claims24 services$12.68 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

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

DR. LARRY DUANE EGGERT M.D.
Pediatrics (Neonatal-Perinatal Medicine)
544 S 400 E, NEONATOLOGY
SAINT GEORGE, UT 84770
Washington County (435) 688-5447
MRS. STEPHANIE MARIE REYES RN, BSN
Nurse Practitioner
544 S 400 E
ST GEORGE, UT 84770
Washington County (435) 688-4700
MR. RICHARD C TEBBS II PHYSICIAN ASSISTANT
Physician Assistant (Medical)
544 S 400 E
ST GEORGE, UT 84770
Washington County (435) 688-4900
MR. BRYNDON BLAKE HATCH M.D.
Physical Medicine & Rehabilitation
544 S 400 E
ST GEORGE, UT 84770
Washington County (435) 688-4700
CANCER AND BLOOD INSTITUTE OF SOUTHERN UTAH INC
Internal Medicine (Hematology & Oncology)
544 S 400 E
SAINT GEORGE, UT 84770
Washington County (435) 986-9369
IHC HEALTH SERVICES INC
Allergy & Immunology
544 S 400 E
ST GEORGE, UT 84770
Washington County (435) 688-6262
JAMESON ROSS PETERSEN
Internal Medicine (Rheumatology)
544 S 400 E
ST GEORGE, UT 84770
Washington County (435) 688-6200
DR. RUSTY A MOORE DO
Physical Medicine & Rehabilitation
544 S 400 E, 5TH FLOOR
ST GEORGE, UT 84770
Washington County (435) 688-4700

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 Zachary Reese's NPI number?

The NPI number for Zachary Reese is 1871735340. It was assigned to this individual provider in the NPPES registry on March 30, 2009.

Where is Zachary Reese located?

Zachary Reese practices at 544 S 400 E, St George, UT 84770. The listed phone number is (435) 688-4900.

What is Zachary Reese's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Zachary Reese enrolled in Medicare?

Yes. Zachary Reese 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 Zachary Reese's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Reese reassigns Medicare benefits to 9 organizations: Ihc Health Services Inc (St George, UT), Intermountain Medical Holdings Nevada Inc (Henderson, NV), San Juan County Hospital (Blanding, UT), Northeastern Utah Medical Group (Roosevelt, UT), Walter Knox Memorial Hospital (Emmett, ID) and 4 more organizations, listed in the Medicare section above. 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 Zachary Reese's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Zachary Reese accept?

Health plans from Blue Cross and Blue Shield of Montana, Molina Healthcare, Select Health and University of Utah Health Plans list Zachary Reese 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 Zachary Reese affiliated with any hospitals?

According to CMS data, Zachary Reese is affiliated with Cassia Regional Hospital, Cedar City Hospital, St. George Regional Hospital, Sevier Valley Hospital and San Juan Hospital.

When was this NPI record last updated?

The NPPES record for Zachary Reese was last updated on October 1, 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.