WILLIAM FERRIL MD
NPI 1285737635
General Practice in Whitefish, MT

Active since September 07, 2006PECOS Enrolled
550 A CENTRAL AVE, WHITEFISH, MT 59937(406) 862-3308 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • General Practice
  • PECOS Enrolled
  • Opted-Out Medicare

About WILLIAM FERRIL

This page provides the complete NPI Profile along with additional information for William Ferril, a primary care provider established in Whitefish, Montana with a medical specialization in General Practice. The healthcare provider is registered in the NPI registry with number 1285737635 assigned on September 2006. The practitioner's primary taxonomy code is 208D00000X with license number 5332 (MT). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1285737635 Verify this NPI
Provider Name
WILLIAM FERRIL MD
Gender
Male
Entity Type
Individual
Location Address
550 A CENTRAL AVE WHITEFISH, MT 59937
Location Phone
(406) 862-3308
Mailing Address
PO BOX 324 WHITEFISH, MT 59937
Is Sole Proprietor?
Yes
Enumeration Date
09-07-2006
Last Update Date
07-09-2007
Code Navigator

A primary care provider (PCP) like William Ferril sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. William Ferril opted out of Medicare effective on 02-07-2016 until 02-07-2026. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare but is permitted to order and refer services to other healthcare providers.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

General Practice

Taxonomy Code
208D00000X
Type
Allopathic & Osteopathic Physicians
License No.
5332
License State
MT
Taxonomy Description
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

Medicare Participation & PECOS Enrollment Status

William Ferril is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 02-07-2016

  • Opt-Out End Date: 02-07-2026

  • Eligible to Order and Refer? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Reviews for WILLIAM FERRIL MD

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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285737635, enumerated as an "individual" on September 07, 2006.

The provider is located at 550 A CENTRAL AVE WHITEFISH, MT 59937 and the phone number is (406) 862-3308.

General Practice with taxonomy code 208D00000X.