DR. WILLIAM PATRICK ACKLEY M.D. NPI 1225565906

NPI Information

  • NPI: 1225565906
  • Provider Name: DR. WILLIAM PATRICK ACKLEY, M.D.
  • Classification: Internal Medicine - 207RN0300X
  • Specialization: Nephrology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 20 YORK ST
    YNHH INTERNAL MEDICINE
    NEW HAVEN, CT
    ZIP 06510
  • Phone: (203) 688-4242

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NPI Details

DR. William Patrick Ackley, M.D. is a nephrology internal medicine in New Haven, CT with 9 years of experience. The provider is an internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation. DR. William Patrick Ackley, M.D. NPI is 1225565906. 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:2017

The provider's business location address is:

20 YORK ST
YNHH INTERNAL MEDICINE
NEW HAVEN, CT
ZIP 06510-220
Phone: (203) 688-4242

The NPI 1225565906 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.

  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS:90960)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Initial hospital inpatient care per day, typically 50 minutes (HCPCS:99222)
  • Hemodialysis procedure with physician evaluation (HCPCS:90935)

The enumeration date for this NPI number is 5/12/2017 and was last updated on 6/18/2025.

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
1390200000XStudent in an Organized Health Care Education/Training ProgramNo
2207RN0300XInternal MedicineNephrology07112CONNECTICUTYes

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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