WILLIAM MALLORY GRADY M.D. NPI 1407943822

NPI Information

  • NPI: 1407943822
  • Provider Name: WILLIAM MALLORY GRADY, M.D.
  • Classification: Internal Medicine - 207RG0100X
  • Specialization: Gastroenterology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 1959 NE PACIFIC ST
    SEATTLE, WA
    ZIP 98195
  • Phone: (206) 520-5307

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NPI Details

William Mallory Grady, M.D. is a gastroenterology internal medicine in Seattle, WA with 36 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. William Mallory Grady, M.D. NPI is 1407943822. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduation Year:1990

The provider's business location address is:

1959 NE PACIFIC ST
SEATTLE, WA
ZIP 98195-001
Phone: (206) 520-5307

The NPI 1407943822 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.

  • Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS:G0500)
  • Established patient office or other outpatient visit, 40-54 minutes (HCPCS:99215)
  • Follow-up hospital inpatient care per day, typically 25 minutes (HCPCS:99232)
  • New patient office or other outpatient visit, 60-74 minutes (HCPCS:99205)
  • 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)
  • Colonoscopy (HCPCS:NAN13)
  • Upper gastrointestinal (GI) endoscopy for acid reflux (HCPCS:NAN12)

The enumeration date for this NPI number is 10/6/2006 and was last updated on 7/9/2007.

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
1207RG0100XInternal MedicineGastroenterologyMD00030012WASHINGTONYes

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
1G75584MEDICARE UPINWASHINGTON

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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