Active NPI 1750332177 Individual Practitioner Female Practitioner

Carol D Marsh , RN-CNP

Nurse Practitioner • Duluth, MN

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Carol Marsh, RN-CNP is a certified Nurse Practitioner practicing in Duluth, MN. With approximately 26 years of clinical experience since completing medical education in 2000, Carol Marsh delivers high-quality medical care to the local community at 1001 E SUPERIOR ST.

Carol Marsh is affiliated with St. Luke'S Hospital Of Duluth and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician, telephone medical discussion with physician. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1001 E Superior St
Ste, L201

Duluth, MN 558022207

Telephone 2182493057

Associated Practice Facility / Clinic

🏢 St. Luke's Hospital Of Duluth Facility NPI 1417909870

Medicare Profile & Education

Medical School

Other

Graduation Year

2000

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Duluth, MN

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

26 Yrs +18.1 yrs vs City Avg

City Avg: 7.9 Yrs

State Avg: 11.7 Yrs

Regional Practice Density

51 Specialists

Practicing in Duluth, MN (2609 Statewide)

Telehealth Adoption Rate

29.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

81.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Marsh (26 Years) 26 Yrs

Duluth Specialty Average (7.9 Years) 7.9 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
99213 Established patient office or other outpatient visit, typically 15 minutes	20	20	$282.00	$74.51
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	11	11	$220.27	$17.60

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	33	30	$375.00	$102.13
99213 Established patient office or other outpatient visit, typically 15 minutes	19	19	$265.00	$74.63

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	37	35	$364.00	$103.34
99213 Established patient office or other outpatient visit, typically 15 minutes	22	22	$260.00	$73.00
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	14	14	$135.70	$16.93

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	68	66	$97.53	$56.46
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	42	42	$135.70	$18.50
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	20	$91.43	$83.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	168	163	$135.70	$18.94
99213 Established patient office or other outpatient visit, typically 15 minutes	128	110	$83.93	$43.39
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	39	$90.00	$67.00
99441 Telephone medical discussion with physician, 5-10 minutes	14	12	$45.79	$21.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	122	105	$55.62	$42.79
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	118	115	$135.70	$18.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	58	56	$83.70	$66.11
99231 Follow-up hospital inpatient care per day, typically 15 minutes	20	15	$109.70	$32.85
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	11	$203.50	$60.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	193	190	$135.70	$18.59
99213 Established patient office or other outpatient visit, typically 15 minutes	114	88	$53.20	$42.51
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	30	$81.70	$65.33
99231 Follow-up hospital inpatient care per day, typically 15 minutes	17	15	$104.50	$32.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician	203	200	$135.70	$18.41
99213 Established patient office or other outpatient visit, typically 15 minutes	62	48	$52.80	$42.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	47	42	$81.60	$65.05
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	26	20	$188.00	$59.73
99231 Follow-up hospital inpatient care per day, typically 15 minutes	20	15	$104.50	$32.27

Medical Specialties & State Licenses

CMS Verified: 2021-01-25

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License MN R084357-1

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

084917100 (MN)

Commercial Insurance / Payer ID Medicare Rr

500019351 (MN)

Hospital & Practice Group Affiliations

St. Luke's Hospital Of Duluth

1001 E Superior St, Duluth, MN 558022228

Phone: 2182796230

St. Luke's Hospital Of Duluth

1015 E 1st St, Duluth, MN 558052242

Phone: 2182497860

St. Luke's Hospital Of Duluth

1011 E 1st St, Duluth, MN 558052242

Phone: 2182497000

St. Luke's Hospital Of Duluth

915 E 1st St, Duluth, MN 558052107

Phone: 2182495439

St. Luke's Hospital Of Duluth

2201 Lake Shore Dr E, Ashland, WI 548062331

Phone: 7156856600

Practice Associates & Co-Workers

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

17 Associated Practitioners

Brian Butkus , PA-C

Physician Assistant

NPI 1013967538

Physician Assistant (Certified)

Dr. Yan Dong , MD

Internal Medicine - Clinical Cardiac Electrophysiology

NPI 1043507577

Doctor of Medicine (M.D.)

Lisa Hughes , NP

Nurse Practitioner

NPI 1134230576

Nurse Practitioner

Dr. Laszlo Tekler , DO

Internal Medicine - Cardiovascular Disease

NPI 1184674277

Doctor of Osteopathic Medicine (D.O.)

Dr. James Mohn , MD MPH

Internal Medicine - Cardiovascular Disease

NPI 1205877941

MDMPH

Dr. Disha Mookherjee , MD

Internal Medicine - Cardiovascular Disease

NPI 1225295108

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active October 23, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location October 23, 2007

Registered at 1001 E SUPERIOR ST, STE, L201, DULUTH, MN 558022207 (Tel: 2182493057)

📍

Updated Business Mailing Address October 23, 2007

Registered at 1001 E SUPERIOR ST, STE, L201, DULUTH, MN 558022207 (Tel: 2182493057)

👤

Provider Name / Credentials Updated October 23, 2007

Recorded as CAROL MARSH, RN-CNP

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 23, 2007

Nurse Practitioner (License #R084357-1 in MN)

🟢

Initial NPI Registration & Enumeration May 12, 2006

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: 1750332177

Entity Type:

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

Enumeration Date: May 12, 2006

Last Update: January 25, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1001 E Superior St, Ste, L201

Duluth, MN 558022207

Phone: 2182493057

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.