DR. MARCELLUS SAKA ASSIAGO MD
NPI 1235348897
Internal Medicine - Nephrology in Riverton, UT

Active since May 21, 2007PECOS EnrolledAccepts Medicare Assignment
12523 S CREEK MEADOW RD STE 111, RIVERTON, UT 84065(801) 288-2634(801) 288-1186 Get Directions Write a Review

NPPES record last updated: May 2, 2024. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 2, 2024, Feb 9, 2024, Jan 18, 2022 and 2 more (5 updates tracked since 2017).

About Dr. Marcellus Saka Assiago Md NPPES

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

DR. MARCELLUS SAKA ASSIAGO MD (NPI 1235348897) is an individual nephrology provider in Riverton, Utah, licensed in Utah (6856533-1205) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Lds Hospital, and maintains 5 additional practice locations.

NPPES Registry Identity

NPI1235348897
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. MARCELLUS SAKA ASSIAGOCredential: MD
Location Address12523 S CREEK MEADOW RD STE 111Riverton, UT 84065-7291
Mailing Address3702 S State St Ste 107South Salt Lake, UT 84115-5096 · (801) 288-2634 · Fax (801) 288-1186
Fax(801) 288-1186
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateMay 21, 2007
Last NPPES UpdateMay 2, 20245 updates tracked since enumeration
NPPES CertifiedMay 2, 2024
NPI 1235348897 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Licenses Licensed in UT · 6856533-1205 Licensed in NV · 13068
Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

12523 S CREEK MEADOW RD STE 111, Riverton, UT 84065

Secondary Practice Locations 5

Location 11244 N Main St Ste 101Tooele, UT 84074-9839 · Phone (801) 288-2634 · Fax (801) 288-1186
Location 23823 W 9000 SWest Jordan, UT 84088-5603 · Phone (801) 288-2634 · Fax (801) 288-1186
Location 3624 S 1000 E Ste 103St George, UT 84790-5902 · Phone (435) 652-1135 · Fax (435) 652-1190
Location 41320 N Main St Ste 103Cedar City, UT 84721-1230 · Phone (435) 652-1135 · Fax (435) 652-1190
Location 53702 S State St Ste 107South Salt Lake, UT 84115-5096 · Phone (801) 288-2634 · Fax (801) 288-1186

Other Identifiers 1

Medicaid1235348897UT

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Marcellus Saka Assiago Md 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 ID2365516812
PECOS Enrollment IDI20080801000371
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.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 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.
207 services139 patients
Dialysis services, 4 or more physician visits per month (20 years or older) 90960
Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.
168 services28 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.
77 services60 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.
62 services46 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.
58 services28 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.
44 services44 patients

Hospital Affiliations CMS Care Compare 5

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

Lds Hospital

Acute Care Hospitals · Salt Lake City, UT
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460006
Location8th Avenue And C StreetSalt Lake City, UT 84143 · Salt Lake 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

Intermountain Medical Center

Acute Care Hospitals · Murray, UT
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460010
Location5121 South Cottonwood StreetMurray, UT 84107 · Salt Lake County
Emergency services Birthing friendly

St Mark's Hospital

Acute Care Hospitals · Salt Lake City, UT
3/5 CMS rating
OwnershipProprietary
CMS Certification Number460047
Location1200 East 3900 SouthSalt Lake City, UT 84124 · Salt Lake County
Emergency services Birthing friendly

Riverton Hospital

Acute Care Hospitals · Riverton, UT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number460058
Location3741 West 12600 SouthRiverton, UT 84065 · Salt Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 84065 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
$125.70 typical visit price
range $54.34 – $166.03
Typical copayment $31.42 (range $13.58 – $41.50)
Most-billed visit code 99204
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 7

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

Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
11 suppliers55 claims4,050 services$0.34 avg. paid by Medicare
Tacrolimus, extended release, (astagraf xl), oral, 0.1 mg J7508
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier11 claims1,650 services$0.36 avg. paid by Medicare
Prednisone, immediate release or delayed release, oral, 1 mg J7512
Treatment-Treatment - Miscellaneous · category RX029N
8 suppliers46 claims6,900 services$0.01 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
9 suppliers36 claims5,820 services$0.20 avg. paid by Medicare
Mycophenolic acid, oral, 180 mg J7518
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers18 claims2,760 services$1.04 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
14 suppliers80 claims80 services$18.28 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

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

Internal Medicine (Nephrology)
12523 S CREEK MEADOW RD STE 111
RIVERTON, UT 84065

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235348897, enumerated as an "individual" on May 21, 2007.

The provider is located at 12523 S CREEK MEADOW RD STE 111 RIVERTON, UT 84065 and the phone number is (801) 288-2634.

Internal Medicine with taxonomy code 207RN0300X and a focus in Nephrology.

The provider might be accepting Accepts: Molina Healthcare, Select Health, University of. Please consult your insurance carrier or call the provider to verify.

Marcellus Assiago is affiliated with: LDS HOSPITAL, CEDAR CITY HOSPITAL, INTERMOUNTAIN MEDICAL CENTER, ST MARK'S HOSPITAL and RIVERTON HOSPITAL.