MARK DOUGLAS HARWOOD M.D. NPI 1356559975

NPI Information

  • NPI: 1356559975
  • Provider Name: MARK DOUGLAS HARWOOD, M.D.
  • Classification: Internal Medicine - 207RC0001X
  • Specialization: Clinical Cardiac Electrophysiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 122 W. 7TH AVENUE
    STE. 450
    SPOKANE, WA
    ZIP 99204
  • Phone: (509) 455-8820

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NPI Details

Mark Douglas Harwood, M.D. is a clinical cardiac electrophysiology internal medicine in Spokane, WA with 22 years of experience. The provider is a field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them. Mark Douglas Harwood, M.D. NPI is 1356559975. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

122 W. 7TH AVENUE
STE. 450
SPOKANE, WA
ZIP 99204-352
Phone: (509) 455-8820
Fax: (509) 838-4978

The NPI 1356559975 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.

  • Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS:93010)
  • 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)
  • Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS:93000)
  • Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days (HCPCS:93295)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Evaluation of cardiac rhythm monitor system, remote up to 30 days (HCPCS:93298)
  • Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec (HCPCS:G2066)
  • Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS:93306)
  • Programming of dual lead pacemaker system (HCPCS:93280)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes (HCPCS:99152)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Repair of left upper heart chamber with implant with review by radiologist (HCPCS:33340)
  • Insertion of pacemaker and upper and lower heart chamber electrode (HCPCS:33208)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Programming of single lead pacemaker system (HCPCS:93279)
  • Insertion of catheters and destruction of tissue to treat abnormal heart rhythm (HCPCS:93655)
  • Ultrasound of heart, follow-up (HCPCS:93308)
  • Comprehensive electrophysiologic evaluation with catheter destruction of abnormality causing atrial fibrillation (uncoordinated contraction of upper chambers of heart) by pulmonary vein isolation (HCPCS:93656)
  • Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Electrocardiogram (ecg) 2-day continuous with review by health care professional (HCPCS:93227)
  • Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional (HCPCS:93228)
  • Ultrasound of heart with color-depicted blood flow, rate and valve function (HCPCS:93325)
  • Programming of heart rhythm stimulation after drug infusion (HCPCS:93623)
  • Ultrasound of heart blood flow, valves and chambers, follow-up (HCPCS:93321)
  • Programming of multiple lead implantable defibrillator system (HCPCS:93284)
  • Programming of dual lead implantable defibrillator system (HCPCS:93283)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Destruction of tissue of upper heart chamber through tube to treat abnormal heart rhythm (HCPCS:93657)
  • Insertion of left lower heart electrode for pacemaker or defibrillator (HCPCS:33225)
  • External shock to heart to regulate heart beat (HCPCS:92960)
  • Programming of single lead implantable defibrillator system (HCPCS:93282)
  • Insertion of implantable defibrillator system (HCPCS:33249)
  • Routine electrocardiogram (ecg) using at least 12 leads with tracing (HCPCS:93005)
  • Pacemaker insertion or repair (HCPCS:NAN10)

The enumeration date for this NPI number is 5/18/2007 and was last updated on 5/25/2021.

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
1207R00000XInternal Medicine6053858-1205UTAHNo
2207RC0000XInternal MedicineCardiovascular DiseaseMD60284972WASHINGTONNo
3207RC0001XInternal MedicineClinical Cardiac ElectrophysiologyMD60284972WASHINGTONYes

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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