JOHN CHRONAKOS M.D. NPI 1609801273

NPI Information

  • NPI: 1609801273
  • Provider Name: JOHN CHRONAKOS, M.D.
  • Classification: Internal Medicine - 207RP1001X
  • Specialization: Pulmonary Disease
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 24 HOSPITAL AVE
    DANBURY, CT
    ZIP 06810
  • Phone: (203) 739-7070

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NPI Details

John Chronakos, M.D. is a pulmonary disease internal medicine in Danbury, CT with 28 years of experience. The provider is an internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs. John Chronakos, M.D. NPI is 1609801273. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: NEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduation Year:1998

The provider's business location address is:

24 HOSPITAL AVE
DANBURY, CT
ZIP 06810-099
Phone: (203) 739-7070
Fax: (203) 739-8931

The NPI 1609801273 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)
  • Critical care, first 30-74 minutes (HCPCS:99291)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Follow-up hospital inpatient care per day, typically 35 minutes (HCPCS:99233)
  • Initial hospital inpatient care per day, typically 50 minutes (HCPCS:99222)
  • Critical care, each additional 30 minutes (HCPCS:99292)
  • Sleep study including heart rate, breathing, and sleep time (HCPCS:95800)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Telephone medical discussion with physician, 11-20 minutes (HCPCS:99442)
  • Test for exercise-induced lung stress (HCPCS:94618)
  • Evaluation of use of breathing device (HCPCS:94664)
  • Ultrasonic guidance for blood vessel access (HCPCS:76937)
  • Sleep study including heart rate, breathing, airflow, and effort (HCPCS:95806)
  • Sleep study in sleep lab (6 years or older) (HCPCS:95810)
  • New patient office or other outpatient visit, 30-44 minutes (HCPCS:99203)
  • Initial hospital inpatient care per day, typically 30 minutes (HCPCS:99221)
  • Insertion of non-tunneled central venous tube for infusion (5 years or older) (HCPCS:36556)
  • Ultrasound scan of chest (HCPCS:76604)
  • Initial hospital inpatient care per day, typically 70 minutes (HCPCS:99223)
  • Test to measure expiratory airflow and volume changes before and after medication administration (HCPCS:94060)
  • Test to determine lung volumes using sensors (HCPCS:94726)
  • Test to examine how well the lungs exchange gases (HCPCS:94729)

The enumeration date for this NPI number is 7/12/2006 and was last updated on 7/31/2008.

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
1207RC0200XInternal MedicineCritical Care Medicine042126CONNECTICUTNo
2207RS0012XInternal MedicineSleep Medicine042126CONNECTICUTNo
3207RP1001XInternal MedicinePulmonary Disease042126CONNECTICUTYes

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
1I00207MEDICARE UPINCONNECTICUT
2290000382MEDICARE PINCONNECTICUT

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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