Active NPI 1720321912 Individual Practitioner Male Practitioner

Dr. Mark Christopher Sievert , MD

Internal Medicine - Nephrology • Reno, NV

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Mark Sievert, MD is a certified Internal Medicine - Nephrology practicing in Reno, NV. With approximately 13 years of clinical experience since graduating from University Of Nevada School Of Medicine in 2013, Dr. Sievert delivers high-quality medical care to the local community at 670 SIERRA ROSE DR.

Dr. Sievert is affiliated with Oneill Clark Narvarte And Vicks A Professional Corporation and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include established patient outpatient office visit, subsequent hospital care with moderate levelof medical decision making, if using time, at least, dialysis services. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

670 Sierra Rose Dr

Reno, NV 89511

Telephone 7753224550

Fax 7753224956

Associated Practice Facility / Clinic

🏢 Oneill Clark Narvarte & Vicks A Professional Corporation Facility NPI 1962501940

Medicare Profile & Education

Medical School

University Of Nevada School Of Medicine

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine - Nephrology in Reno, NV

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs -10.2 yrs vs City Avg

City Avg: 23.2 Yrs

State Avg: 26.0 Yrs

Regional Practice Density

25 Specialists

Practicing in Reno, NV (129 Statewide)

Telehealth Adoption Rate

68.0% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

52.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Sievert (13 Years) 13 Yrs

Reno Specialty Average (23.2 Years) 23.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	804	567	$256.14	$107.30
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	194	79	$237.26	$113.74
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	194	78	$156.98	$74.74
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	172	56	$701.33	$350.10
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	154	107	$361.86	$133.55
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes	134	68	$97.16	$47.93
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days	126	65	$93.37	$46.45
99458 Remote physiologic monitoring treatment management services, health care professional time in a calendar month requiring interactive communication with the patient/caregiver; each additional 20 minute	104	50	$77.58	$38.43
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	56	42	$583.52	$292.39
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	43	42	$341.88	$166.02
90935 Hemodialysis procedure with physician evaluation	40	27	$142.20	$67.85
99453 Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment	37	37	$38.05	$19.55
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	25	$255.56	$125.61
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	21	21	$334.86	$159.24
90962 Dialysis services, 1 physician visit per month (20 years or older)	14	11	$402.50	$201.46
99213 Established patient office or other outpatient visit, typically 15 minutes	14	14	$180.14	$73.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	374	63	$731.82	$351.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	357	220	$284.10	$107.84
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	243	99	$169.77	$78.41
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	192	82	$252.59	$117.96
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	98	50	$438.58	$124.98
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	62	58	$401.52	$172.01
90935 Hemodialysis procedure with physician evaluation	47	32	$149.17	$70.68
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	33	23	$607.21	$294.45
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	21	20	$262.00	$129.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$375.21	$158.59
90962 Dialysis services, 1 physician visit per month (20 years or older)	12	11	$432.67	$202.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	394	58	$870.00	$372.07
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	378	148	$222.00	$72.21
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	338	216	$333.00	$122.79
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	315	125	$318.00	$105.10
90970 Dialysis services, per day, less than full month service (20 years or older)	164	11	$24.00	$9.96
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	85	54	$446.00	$174.19
90935 Hemodialysis procedure with physician evaluation	80	52	$225.00	$74.03
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	79	78	$618.00	$203.42
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	40	36	$418.00	$139.15
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	40	29	$732.00	$309.16
99442 Telephone medical discussion with physician, 11-20 minutes	28	23	$230.00	$64.77
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	25	25	$632.00	$218.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	468	70	$868.93	$369.84
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	415	117	$222.00	$73.94
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	330	129	$318.00	$106.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	287	167	$333.00	$129.38
90970 Dialysis services, per day, less than full month service (20 years or older)	132	17	$24.00	$10.06
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	98	96	$618.00	$207.18
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	90	47	$446.00	$177.16
90935 Hemodialysis procedure with physician evaluation	78	42	$225.00	$75.68
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	67	41	$725.63	$309.37
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	44	39	$418.00	$141.00
90962 Dialysis services, 1 physician visit per month (20 years or older)	20	17	$566.00	$211.71
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$632.00	$228.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	568	76	$870.00	$294.48
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	538	170	$318.00	$103.95
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	219	155	$333.00	$106.69
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	180	89	$222.00	$74.19
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	165	102	$446.00	$141.18
90935 Hemodialysis procedure with physician evaluation	100	52	$225.00	$75.89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	90	83	$618.00	$206.53
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	51	38	$732.00	$247.44
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	43	43	$632.00	$197.29
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	22	$418.00	$142.52
99291 Critical care, first 30-74 minutes	21	15	$679.00	$229.27
81002 Urinalysis, manual test	19	19	$11.00	$3.27
81000 Manual urinalysis test with examination using microscope, non-automated	15	15	$13.00	$4.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	926	264	$318.41	$103.21
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	386	77	$869.72	$284.92
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	218	139	$445.72	$144.05
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	197	163	$619.19	$202.58
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	144	75	$731.32	$238.91
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	100	81	$332.13	$106.07
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	70	70	$632.66	$207.44
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	56	34	$222.52	$72.84
90970 Dialysis services, per day, less than full month service (20 years or older)	46	15	$24.22	$7.82
90935 Hemodialysis procedure with physician evaluation	43	40	$224.07	$73.52
90962 Dialysis services, 1 physician visit per month (20 years or older)	17	15	$565.71	$185.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	326	82	$319.00	$104.68
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	85	54	$443.42	$143.27
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	70	70	$587.66	$205.26
90960 Dialysis services, 4 or more physician visits per month (20 years or older)	66	41	$868.00	$284.70
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	49	46	$621.00	$203.63
90961 Dialysis services, 2-3 physician visits per month (20 years or older)	33	29	$730.00	$239.59
81000 Manual urinalysis test with examination using microscope, non-automated	21	21	$13.00	$3.75
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	20	20	$322.80	$108.34
90935 Hemodialysis procedure with physician evaluation	19	16	$223.00	$73.08

Medical Specialties & State Licenses

Internal Medicine - Nephrology Primary Specialty

NUCC Taxonomy Code: 207RN0300X

State License NV 17754

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.

Hospital & Practice Group Affiliations

Oneill Clark Narvarte And Vicks A Professional Corporation

5437 Kietzke Ln, Reno, NV 895111088

Phone: 7753224550

Secondary Practice Locations

50 N Medical Dr

Salt Lake City, UT 841320001

Phone: 8015812121

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners

Shiva Adham , NP

Nurse Practitioner

NPI 1003488214

Nurse Practitioner

Dr. Soni Dhanireddy , MD

Internal Medicine - Nephrology

NPI 1023214491

Doctor of Medicine (M.D.)

Jana Ailes , RD, LD

Dietitian, Registered - Nutrition, Renal

NPI 1033622253

Registered Dietitian, Licensed Dietitian

Dr. Darren White , MD

Internal Medicine - Pulmonary Disease

NPI 1063755106

Doctor of Medicine (M.D.)

Dr. Robert Quigley , DO

Internal Medicine - Nephrology

NPI 1104907674

Doctor of Osteopathic Medicine (D.O.)

Dr. Sunil Skaria , MD

Internal Medicine - Nephrology

NPI 1124129234

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events

📍

Updated Practice Location June 26, 2018

Registered at 670 SIERRA ROSE DR, RENO, NV 89511 (Tel: 7753224550)

📍

Updated Business Mailing Address June 26, 2018

Registered at 670 SIERRA ROSE DR, RENO, NV 895112072 (Tel: 7753224550)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 26, 2018

Internal Medicine (License #17754 in NV)

✅

NPI Profile Active April 05, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location April 05, 2013

Registered at 50 N MEDICAL DR, SALT LAKE CITY, UT 841320001 (Tel: 8015812121)

📍

Updated Business Mailing Address April 05, 2013

Registered at 30 N 1900 E, ROOM 4C104, SALT LAKE CITY, UT 841320001

👤

Provider Name / Credentials Updated April 05, 2013

Recorded as MARK SIEVERT, M.D

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 05, 2013

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration April 05, 2013

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1720321912

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: April 05, 2013

Last Update: June 26, 2018

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

670 Sierra Rose Dr

Reno, NV 895112072

Phone: 7753224550

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.