Active NPI 1851594626 Individual Practitioner Male Practitioner

Dr. Mitchell C Marzo , MD

Internal Medicine • Kalispell, MT

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mitchell Marzo, MD is a certified Internal Medicine practicing in Kalispell, MT. With approximately 20 years of clinical experience since graduating from University Of Colorado School Of Medicine, Denver in 2006, Dr. Marzo delivers high-quality medical care to the local community at 310 SUNNYVIEW LN.

Dr. Marzo maintains professional affiliations with Kalispell Regional Medical Center Inc, Logan Health - Whitefish, St Johns Lutheran Hospital Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, more than, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

310 Sunnyview Ln

Kalispell, MT 599013129

Telephone 4067515310

Fax 4067513068

Associated Practice Facility / Clinic

🏢 Kalispell Regional Medical Center Inc Facility NPI 1417945627

Medicare Profile & Education

Medical School

University Of Colorado School Of Medicine, Denver

Graduation Year

2006

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Kalispell, MT

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

20 Yrs -5.6 yrs vs City Avg

City Avg: 25.6 Yrs

State Avg: 22.6 Yrs

Regional Practice Density

31 Specialists

Practicing in Kalispell, MT (336 Statewide)

Telehealth Adoption Rate

19.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

59.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Marzo (20 Years) 20 Yrs

Kalispell Specialty Average (25.6 Years) 25.6 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	176	105	$165.75	$78.35
99239 Hospital discharge day management, more than 30 minutes	118	114	$241.93	$113.95
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	106	73	$239.50	$118.06
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	104	98	$454.12	$172.25
99231 Follow-up hospital inpatient care per day, typically 15 minutes	83	43	$90.73	$49.26
99291 Critical care, first 30-74 minutes	26	23	$641.95	$210.60
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th	24	11	$81.83	$30.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	150	86	$159.58	$77.63
99231 Follow-up hospital inpatient care per day, typically 15 minutes	140	69	$88.75	$48.97
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	115	115	$456.91	$170.99
99239 Hospital discharge day management, more than 30 minutes	99	95	$237.55	$112.98
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	63	48	$235.14	$115.93
99291 Critical care, first 30-74 minutes	19	17	$653.74	$202.70
99238 Hospital discharge day management, 30 minutes or less	12	12	$161.02	$79.62
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	11	11	$300.55	$128.47

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	121	78	$164.55	$70.48
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	104	97	$453.40	$196.22
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	103	79	$230.33	$101.45
99239 Hospital discharge day management, more than 30 minutes	88	83	$236.16	$104.02
99231 Follow-up hospital inpatient care per day, typically 15 minutes	87	46	$102.79	$38.29
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	26	$290.11	$133.27
99220 Hospital observation care, typically 70 minutes	17	17	$415.55	$177.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	105	66	$192.84	$71.80
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	103	100	$522.01	$200.06
99239 Hospital discharge day management, more than 30 minutes	66	63	$260.37	$106.32
99231 Follow-up hospital inpatient care per day, typically 15 minutes	57	35	$143.37	$38.34
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	48	36	$255.77	$103.17
99220 Hospital observation care, typically 70 minutes	32	32	$419.81	$181.59
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	12	12	$77.33	$8.37
99238 Hospital discharge day management, 30 minutes or less	11	11	$222.15	$72.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	106	100	$513.83	$214.08
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	80	56	$193.03	$79.52
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	66	44	$260.91	$113.72
99239 Hospital discharge day management, more than 30 minutes	49	46	$263.39	$115.29
99231 Follow-up hospital inpatient care per day, typically 15 minutes	45	22	$121.80	$49.72
99220 Hospital observation care, typically 70 minutes	21	21	$419.00	$190.07
99291 Critical care, first 30-74 minutes	13	11	$600.15	$231.68
99238 Hospital discharge day management, 30 minutes or less	12	12	$220.50	$80.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	84	83	$494.73	$209.84
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	81	56	$187.19	$75.73
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	66	48	$251.03	$108.14
99239 Hospital discharge day management, more than 30 minutes	55	54	$252.64	$110.91
99231 Follow-up hospital inpatient care per day, typically 15 minutes	29	25	$140.66	$41.13
99291 Critical care, first 30-74 minutes	27	22	$578.37	$233.36
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	24	23	$75.25	$8.83
99238 Hospital discharge day management, 30 minutes or less	11	11	$219.55	$75.91
99220 Hospital observation care, typically 70 minutes	11	11	$409.00	$192.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	135	132	$480.39	$209.90
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	131	93	$180.79	$75.19
99239 Hospital discharge day management, more than 30 minutes	123	113	$243.81	$110.70
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	83	65	$241.86	$107.57
99231 Follow-up hospital inpatient care per day, typically 15 minutes	35	27	$135.40	$40.66
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	28	20	$72.86	$8.73
99220 Hospital observation care, typically 70 minutes	25	25	$372.92	$192.09
99291 Critical care, first 30-74 minutes	15	14	$552.60	$231.29
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes	14	11	$114.57	$45.76
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	13	11	$149.54	$71.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	96	94	$459.63	$199.29
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	93	71	$175.44	$70.07
99239 Hospital discharge day management, more than 30 minutes	60	58	$239.57	$103.76
99231 Follow-up hospital inpatient care per day, typically 15 minutes	50	36	$130.84	$38.15
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	49	32	$237.39	$101.06
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	40	40	$318.45	$137.51
99238 Hospital discharge day management, 30 minutes or less	19	19	$209.53	$70.29
99219 Hospital observation care, typically 50 minutes	17	17	$271.00	$138.33
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	17	14	$71.00	$8.19
99220 Hospital observation care, typically 70 minutes	12	12	$374.50	$187.44

Medical Specialties & State Licenses

CMS Verified: 2022-08-10

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MT 26272

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.

Hospitalist

NUCC Taxonomy Code: 208M00000X

State License MT 26272

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

1851594626 (ID)

Medicaid State Provider ID

1851594626 (MT)

Medicaid State Provider ID

1851594626 (WA)

Hospital & Practice Group Affiliations

Logan Health - Whitefish

1600 Hospital Way, Whitefish, MT 599377849

Phone: 4068633500

St Johns Lutheran Hospital Inc

209 Health Park Dr, Libby, MT 599232001

Phone: 4062837000

Kalispell Regional Medical Center Inc

310 Sunnyview Ln, Kalispell, MT 599013129

Phone: 4067516725

Secondary Practice Locations

3100 Tongass Ave

Ketchikan, AK 999015746

Phone: 9072285171

Practice Associates & Co-Workers

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

33 Associated Practitioners

Dr. Adam Spring , MD

Family Medicine

NPI 1023502051

Doctor of Medicine (M.D.)

Dr. Karen Leggett , DO

Family Medicine - Geriatric Medicine

NPI 1093883357

Doctor of Osteopathic Medicine (D.O.)

Dr. Anna Robbins , MD

Internal Medicine

NPI 1093977217

Doctor of Medicine (M.D.)

Dr. Mark Welch , MD

Internal Medicine

NPI 1164561619

Doctor of Medicine (M.D.)

Dr. Margaret Satchell , MD

Pediatrics - Pediatric Critical Care Medicine

NPI 1205892742

Doctor of Medicine (M.D.)

Dr. Courtney Stout Paterson , MD

Pediatrics

NPI 1205982824

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

22 Historical Events

📍

Updated Practice Location August 11, 2022

Registered at 310 SUNNYVIEW LN, KALISPELL, MT 599013129 (Tel: 4067515310)

📍

Updated Business Mailing Address August 11, 2022

Registered at 310 SUNNYVIEW LN, KALISPELL, MT 599013129 (Tel: 4067525111)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 11, 2022

Internal Medicine (License #26272 in MT)

📍

Updated Practice Location January 26, 2021

Registered at 3100 TONGASS AVE, KETCHIKAN, AK 999015746 (Tel: 9072285171)

📍

Updated Business Mailing Address January 26, 2021

Registered at 1115 SE 164TH AVE DEPT 358, VANCOUVER, WA 986838004 (Tel: 3607291412)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 26, 2021

Internal Medicine (License #160988 in AK)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 31, 2020

Internal Medicine (License #26272 in MT)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 26, 2020

Hospitalist (License #26272 in MT)

✅

NPI Profile Active September 11, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location September 11, 2017

Registered at 310 SUNNYVIEW LN, KALISPELL, MT 599013129 (Tel: 4067515310)

📍

Updated Business Mailing Address September 11, 2017

Registered at 310 SUNNYVIEW LN, KALISPELL, MT 599013129 (Tel: 4067515310)

👤

Provider Name / Credentials Updated September 11, 2017

Recorded as MITCHELL MARZO, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 11, 2017

Hospitalist (License #26272 in MT)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 11, 2017

Internal Medicine (License #26272 in MT)

📍

Updated Practice Location June 13, 2017

Registered at 310 SUNNYVIEW LN, KALISPELL, MT 599013129 (Tel: 4067515310)

📍

Updated Business Mailing Address June 13, 2017

Registered at 310 SUNNYVIEW LN, KALISPELL, MT 599013129

✅

NPI Profile Active November 05, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location November 05, 2015

Registered at 1200 WESTWOOD DR, HAMILTON, MT 598402345 (Tel: 4063632211)

📍

Updated Business Mailing Address November 05, 2015

Registered at 1200 WESTWOOD DR, HAMILTON, MT 598402345 (Tel: 4063632211)

👤

Provider Name / Credentials Updated November 05, 2015

Recorded as MITCHELL MARZO, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 05, 2015

Internal Medicine (License #26272 in MT)

🟢

Initial NPI Registration & Enumeration June 07, 2007

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: 1851594626

Entity Type:

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

Enumeration Date: June 07, 2007

Last Update: August 11, 2022

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

310 Sunnyview Ln

Kalispell, MT 599013129

Phone: 4067525111

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.