DR. MARK GERARD BYRNE M.D. NPI 1962411272

NPI Information

  • NPI: 1962411272
  • Provider Name: DR. MARK GERARD BYRNE, M.D.
  • Classification: Internal Medicine - 207RI0011X
  • Specialization: Interventional Cardiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 30 BRENNAN ST
    WATSONVILLE, CA
    ZIP 95076
  • Phone: (831) 768-0220

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NPI Details

DR. Mark Gerard Byrne, M.D. is an interventional cardiology internal medicine in Watsonville, CA with 37 years of experience. The provider is an area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system. DR. Mark Gerard Byrne, M.D. NPI is 1962411272. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: ILLINOIS MEDICAL COLLEGE
Graduation Year:1989

The provider's business location address is:

30 BRENNAN ST
WATSONVILLE, CA
ZIP 95076-303
Phone: (831) 768-0220
Fax: (831) 722-1702

The NPI 1962411272 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, 30-39 minutes (HCPCS:99214)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Established patient office or other outpatient visit, 10-19 minutes (HCPCS:99212)
  • Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS:85025)
  • Blood test, comprehensive group of blood chemicals (HCPCS:80053)
  • Blood test, lipids (cholesterol and triglycerides) (HCPCS:80061)
  • Injection, regadenoson, 0.1 mg (HCPCS:J2785)
  • Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS:93306)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Hemoglobin a1c level (HCPCS:83036)
  • Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS:93000)
  • Technetium tc-99m tetrofosmin, diagnostic, per study dose (HCPCS:A9502)
  • Blood test, basic group of blood chemicals (calcium, total) (HCPCS:80048)
  • Blood test, thyroid stimulating hormone (tsh) (HCPCS:84443)
  • Ultrasound of both sides of head and neck blood flow (HCPCS:93880)
  • Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician (HCPCS:93015)
  • Nuclear medicine studies of heart muscle at rest and with stress and spect (HCPCS:78452)
  • Injection of drug or substance under skin or into muscle (HCPCS:96372)
  • Urinalysis, manual test (HCPCS:81002)
  • Dxa bone density measurement of hip, pelvis, spine (HCPCS:77080)
  • Ultrasound of leg arteries or artery grafts (HCPCS:93925)
  • Administration of influenza virus vaccine (HCPCS:G0008)
  • Transitional care management services for problem of high complexity (HCPCS:99496)
  • Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS:93971)
  • Electrocardiogram (ecg) 2-day continuous with review and report by health care professional (HCPCS:93224)
  • Testing of autonomic nervous system function and heart rate response to deep breathing (HCPCS:95921)
  • Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage (HCPCS:90694)
  • Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg (HCPCS:J3420)
  • Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow (HCPCS:G0181)
  • Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional (HCPCS:93228)
  • Electrocardiogram (ecg) up to 30 days continuous with transmission of patient triggered events with review and report by health care professional (HCPCS:93229)
  • Adm sarscov2 50mcg/0.25mlbst (HCPCS:0064A)
  • Severe acute respiratory syndrome coronavirus 2 (covid-19) vaccine, mrna-lnp, spike protein, preservative free, 100 mcg/0.5ml dosage, for intramuscular use (HCPCS:91301)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts (HCPCS:93978)
  • Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and (HCPCS:G0180)
  • Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS:93970)
  • Natriuretic peptide (heart and blood vessel protein) level (HCPCS:83880)
  • Severe acute respiratory syndrome coronavirus 2 (covid-19) vaccine, mrna-lnp, spike protein, preservative free, 30 mcg/0.3ml dosage, diluent reconstituted, for intramuscular use (HCPCS:91300)
  • Programming of multiple lead pacemaker system (HCPCS:93281)
  • Adm sarscov2 30mcg/0.3ml bst (HCPCS:0004A)
  • Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS:G2212)
  • Injection, ketorolac tromethamine, per 15 mg (HCPCS:J1885)
  • Fee covid-19 vac 14 res (HCPCS:0134A)
  • Coronavirus vaccine 14 (HCPCS:91313)
  • Automated urinalysis test (HCPCS:81003)
  • Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme (HCPCS:J7620)
  • Blood glucose (sugar) test performed by hand-held instrument (HCPCS:82962)
  • Smoking and tobacco use intensive counseling, 4-10 minutes (HCPCS:99406)
  • Injection, ceftriaxone sodium, per 250 mg (HCPCS:J0696)
  • Test to measure expiratory airflow and volume changes before and after medication administration (HCPCS:94060)
  • Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage (HCPCS:90686)

The enumeration date for this NPI number is 8/5/2006 and was last updated on 7/8/2007.

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
1207RI0011XInternal MedicineInterventional CardiologyG74388CALIFORNIAYes

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
1ZZZ23922ZMEDICARE ID-TYPE UNSPECIFIEDCALIFORNIA
2F49627MEDICARE UPINCALIFORNIA
300G743880MEDICAIDCALIFORNIA

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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