DR. MICHAEL ZACH KOONTZ MD NPI 1245410588

NPI Information

  • NPI: 1245410588
  • Provider Name: DR. MICHAEL ZACH KOONTZ, MD
  • Classification: Internal Medicine - 207R00000X
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 5 HARRIS CT BLDG T
    201
    MONTEREY, CA
    ZIP 93940
  • Phone: (831) 375-4105

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NPI Details

DR. Michael Zach Koontz, MD is an internal medicine in Monterey, CA with 19 years of experience. The provider is 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. DR. Michael Zach Koontz, MD NPI is 1245410588. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduation Year:2007

The provider's business location address is:

5 HARRIS CT BLDG T
201
MONTEREY, CA
ZIP 93940-750
Phone: (831) 375-4105
Fax: (831) 655-1277

The NPI 1245410588 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.

  • Injection, ferric carboxymaltose, 1 mg (HCPCS:J1439)
  • Injection, pembrolizumab, 1 mg (HCPCS:J9271)
  • Injection, nivolumab, 1 mg (HCPCS:J9299)
  • Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) (HCPCS:Q0138)
  • Injection, denosumab, 1 mg (HCPCS:J0897)
  • Injection, oxaliplatin, 0.5 mg (HCPCS:J9263)
  • Injection, fosaprepitant, 1 mg (HCPCS:J1453)
  • Injection, heparin sodium, (heparin lock flush), per 10 units (HCPCS:J1642)
  • Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units (HCPCS:Q5106)
  • Injection, dexamethasone sodium phosphate, 1 mg (HCPCS:J1100)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS:85025)
  • Injection, palonosetron hcl, 25 mcg (HCPCS:J2469)
  • Insertion of needle into vein for collection of blood sample (HCPCS:36415)
  • Blood test, comprehensive group of blood chemicals (HCPCS:80053)
  • Injection, gemcitabine hydrochloride, not otherwise specified, 200 mg (HCPCS:J9201)
  • Injection, carboplatin, 50 mg (HCPCS:J9045)
  • Administration of chemotherapy into vein, 1 hour or less (HCPCS:96413)
  • Injection of drug or substance under skin or into muscle (HCPCS:96372)
  • Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less (HCPCS:96367)
  • Injection, pegfilgrastim-cbqv, biosimilar, (udenyca), 0.5 mg (HCPCS:Q5111)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Chronic care management services for two or more chronic conditions, first 30 minutes provided personally by health care professional, per calendar month (HCPCS:99491)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Leuprolide acetate (for depot suspension), 7.5 mg (HCPCS:J9217)
  • Administration of chemotherapy into vein, each additional hour (HCPCS:96415)
  • Injection of additional new drug or substance into vein (HCPCS:96375)
  • Blood test, thyroid stimulating hormone (tsh) (HCPCS:84443)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Psa (prostate specific antigen) measurement, total (HCPCS:84153)
  • Administration of additional new drug or substance into vein, 1 hour or less (HCPCS:96417)
  • Magnesium level (HCPCS:83735)
  • Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle (HCPCS:96402)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Injection, diphenhydramine hcl, up to 50 mg (HCPCS:J1200)
  • Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less (HCPCS:96365)
  • Carcinoembryonic antigen (cea) protein level (HCPCS:82378)
  • Infusion into a vein for hydration, each additional hour (HCPCS:96361)
  • Ferritin (blood protein) level (HCPCS:82728)
  • Immunologic analysis for detection of tumor antigen, quantitative; ca 125 (HCPCS:86304)
  • Vitamin d-3 level (HCPCS:82306)
  • Telephone medical discussion with physician, 11-20 minutes (HCPCS:99442)
  • Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg (HCPCS:J3420)
  • Irrigation of implanted venous access drug delivery device (HCPCS:96523)
  • Urinalysis, manual test (HCPCS:81002)
  • Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle (HCPCS:96401)
  • Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional (HCPCS:99211)
  • Infusion, normal saline solution , 1000 cc (HCPCS:J7030)
  • Lactate dehydrogenase (enzyme) level (HCPCS:83615)
  • Administration of additional new drug or substance into vein using push technique (HCPCS:96411)
  • Telephone medical discussion with physician, 21-30 minutes (HCPCS:99443)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)
  • Blood test, basic group of blood chemicals (calcium, total) (HCPCS:80048)
  • Injection, tixagevimab and cilgavimab, for the pre-exposure prophylaxis only, for certain adults and pediatric individuals (12 years of age and older weighing at least 40kg) with no known sars-cov-2 exposure, who either have moderate to severely compromise (HCPCS:Q0220)

The enumeration date for this NPI number is 11/4/2007 and was last updated on 7/1/2014.

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 MedicineA105130CALIFORNIAYes

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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