THOMAS MARK JOHNSON M.D. NPI 1801848486

NPI Information

  • NPI: 1801848486
  • Provider Name: THOMAS MARK JOHNSON, M.D.
  • Classification: Internal Medicine - 207RC0000X
  • Specialization: Cardiovascular Disease
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 1000 LANGWORTHY ST
    DUBUQUE, IA
    ZIP 52001
  • Phone: (563) 584-3425

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NPI Details

Thomas Mark Johnson, M.D. is a cardiovascular disease internal medicine in Dubuque, IA with 52 years of experience. The provider is an internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms. Thomas Mark Johnson, M.D. NPI is 1801848486. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF IOWA, RJ & L CARVER COLLEGE OF MEDICINE
Graduation Year:1974

The provider's business location address is:

1000 LANGWORTHY ST
DUBUQUE, IA
ZIP 52001-313
Phone: (563) 584-3425
Fax: (563) 584-3497

The NPI 1801848486 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days (HCPCS:93296)
  • Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (HCPCS:93294)
  • Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS:93306)
  • Evaluation of single, dual, multiple lead or leadless pacemaker system (HCPCS:93288)
  • Ultrasound of heart, follow-up (HCPCS:93308)
  • Ultrasound of heart blood flow, valves and chambers, follow-up (HCPCS:93321)
  • Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS:93010)
  • Programming of dual lead pacemaker system (HCPCS:93280)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Blood creatinine level (HCPCS:82565)
  • Initial hospital inpatient care per day, typically 30 minutes (HCPCS:99221)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Urea nitrogen level to assess kidney function, quantitative (HCPCS:84520)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report (HCPCS:93351)
  • Follow-up hospital inpatient care per day, typically 15 minutes (HCPCS:99231)
  • Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS:93000)
  • Injection, perflutren lipid microspheres, per ml (HCPCS:Q9957)
  • X-ray of chest, 2 views (HCPCS:71046)
  • Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS:93306)
  • Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS:85025)
  • Blood test, clotting time (HCPCS:85610)
  • Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS:87635)
  • Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide) (HCPCS:80051)
  • Blood potassium level (HCPCS:84132)
  • Blood sodium level (HCPCS:84295)
  • Electrocardiogram (ecg) 2-day continuous with review and report by health care professional (HCPCS:93224)
  • New patient office or other outpatient visit, 30-44 minutes (HCPCS:99203)
  • Insertion of pacemaker and upper and lower heart chamber electrode (HCPCS:33208)
  • Insertion of tube in coronary artery for diagnosis with review by radiologist (HCPCS:93454)
  • Routine electrocardiogram (ecg) using at least 12 leads with tracing (HCPCS:93005)
  • Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch (HCPCS:92928)
  • Programming of single lead pacemaker system (HCPCS:93279)
  • Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist (HCPCS:93458)
  • Ultrasound of heart with color-depicted blood flow, rate and valve function (HCPCS:93325)
  • Ultrasound of heart blood flow, valves and chambers (HCPCS:93320)
  • Coronary angioplasty and stenting (HCPCS:NAN05)
  • Pacemaker insertion or repair (HCPCS:NAN10)

The enumeration date for this NPI number is 5/16/2006 and was last updated on 11/25/2009.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207RC0000XInternal MedicineCardiovascular Disease29644WISCONSINNo
2207RC0000XInternal MedicineCardiovascular Disease21505IOWAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
10160531MEDICAIDIOWA
2A01405MEDICARE UPIN

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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