CONSTANTINE YIACHOS M.D. NPI 1063588127

NPI Information

  • NPI: 1063588127
  • Provider Name: CONSTANTINE YIACHOS, M.D.
  • Classification: Internal Medicine - 207RG0100X
  • Specialization: Gastroenterology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 129 SLOSSON AVE
    STATEN ISLAND, NY
    ZIP 10314
  • Phone: (718) 720-5928

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NPI Details

Constantine Yiachos, M.D. is a gastroenterology internal medicine in Staten Island, NY with 41 years of experience. The provider is an internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs. Constantine Yiachos, M.D. NPI is 1063588127. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: STATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduation Year:1985

The provider's business location address is:

129 SLOSSON AVE
STATEN ISLAND, NY
ZIP 10314-522
Phone: (718) 720-5928
Fax: (718) 720-6706

The NPI 1063588127 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)
  • New patient office or other outpatient visit, 30-44 minutes (HCPCS:99203)
  • Established patient office or other outpatient visit, 30-39 minutes (HCPCS:99214)
  • Diagnostic exam of large bowel using a flexible endoscope (HCPCS:45378)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • New patient office or other outpatient visit, 15-29 minutes (HCPCS:99202)
  • Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS:43239)
  • New patient office or other outpatient visit, 45-59 minutes (HCPCS:99204)
  • Diagnostic exam of large bowel using a flexible endoscope (HCPCS:45378)
  • Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS:45385)
  • Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS:43239)
  • Biopsy of large bowel using a flexible endoscope (HCPCS:45380)
  • Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS:45385)
  • Colonoscopy (HCPCS:NAN13)
  • Upper gastrointestinal (GI) endoscopy for acid reflux (HCPCS:NAN12)

The enumeration date for this NPI number is 11/28/2006 and was last updated on 11/16/2023.

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
1207RG0100XInternal MedicineGastroenterology172409NEW YORKYes

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
1100013461OTHERMEDICARE RAILROAD
2CY2409OTHERATLANTIS
37838085OTHERAETNA
4100109150502OTHERAMERICHOICE
52C3244OTHERHEALTHNET
6172409OTHERHIP
7OS121OTHEROXFORD
80076533OTHERGHI
9169907OTHERELDERPLAN
1078984OTHERGHI HMO
11CYO29F1510OTHEREMPIRE BLUE CROSS BLUE SHIELD

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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