DOUGLAS EUGENE SHAFFER PAC
NPI 1639225055
Physician Assistant - Medical in Farmington, NM

NPI Status: Active since January 26, 2007

Contact Information

3451 N BUTLER AVE
FARMINGTON, NM
ZIP 87401
Phone: (505) 566-1915
Fax: (505) 566-1918

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  • Individual
  • Male
  • Physician Assistant
  • Medical
  • PECOS Enrolled

About DOUGLAS SHAFFER

This page provides the complete NPI Profile along with additional information for Douglas Shaffer, a primary care provider established in Farmington, New Mexico with a medical specialization in Physician Assistant, focusing in medical . The healthcare provider is registered in the NPI registry with number 1639225055 assigned on January 2007. The practitioner's primary taxonomy code is 363AM0700X with license number PA20050038NM (NM). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1639225055
Provider Name
DOUGLAS EUGENE SHAFFER PAC
Gender
Male
Entity Type
Individual
Location Address
3451 N BUTLER AVE FARMINGTON, NM 87401
Location Phone
(505) 566-1915
Location Fax
(505) 566-1918
Mailing Address
3451 N BUTLER AVE FARMINGTON, NM 87401
Mailing Phone
(505) 566-1915
Mailing Fax
(505) 566-1918
Is Sole Proprietor?
No
Enumeration Date
01-26-2007
Last Update Date
12-12-2007
Code Navigator

A primary care provider (PCP) like Douglas Shaffer 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 .

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

Physician Assistant Medical

Taxonomy Code
363AM0700X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
PA20050038NM
License State
NM

Medicare Participation & PECOS Enrollment Status

Douglas Shaffer 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

  • 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

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Automated urinalysis test

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

This service was performed 15 times for 14 patients

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 136 times for 112 patients

New patient office or other outpatient visit, 30-44 minutes

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

This service was performed 51 times for 51 patients

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1639225055, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 3 → 6 2 → 4 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 6 + 9 + 4 + 2 + 1 + 0 + 0 + 1 + 0 + 24 = 55

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1639225055.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Emergency Medicine
3451 N BUTLER AVE
FARMINGTON, NM 87401
Physician Assistant (Medical)
3451 N BUTLER AVE
FARMINGTON, NM 87401
Nurse Practitioner (Family)
3451 N BUTLER AVE
FARMINGTON, NM 87401
Chiropractor (Occupational Health)
3451 N BUTLER AVE
FARMINGTON, NM 87401
Chiropractor (Occupational Health)
3451 N BUTLER AVE
FARMINGTON, NM 87401
Clinic/Center (Urgent Care)
3451 N BUTLER AVE
FARMINGTON, NM 87401
Nurse Practitioner (Family)
3451 N BUTLER AVE
FARMINGTON, NM 87401
Preventive Medicine (Occupational Medicine)
3451 N BUTLER AVE
FARMINGTON, NM 87401
Clinic/Center (Urgent Care)
3451 N BUTLER AVE
FARMINGTON, NM 87401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639225055, enumerated as an "individual" on January 26, 2007.

The provider is located at 3451 N BUTLER AVE FARMINGTON, NM 87401 and the phone number is (505) 566-1915.

Physician Assistant with taxonomy code 363AM0700X and a focus in Medical.