DR. MATTHEW WILLIAM KELLER M.D.
NPI 1710182795
Otolaryngology - Otolaryngology/Facial Plastic Surgery in Fpo, AP

NPI Status: Active since June 19, 2007

Contact Information

PSC 475 BOX 1
FPO, AP
ZIP 96350
Phone: (860) 885-9347

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  • Individual
  • Male
  • Otolaryngology
  • Otolaryngology/Facial Plastic Surgery
  • PECOS Enrolled

About MATTHEW KELLER

This page provides the complete NPI Profile along with additional information for Matthew Keller, a provider established in Fpo, with a medical specialization in Otolaryngology, focusing in otolaryngology/facial plastic surgery . The healthcare provider is registered in the NPI registry with number 1710182795 assigned on June 2007. The practitioner's primary taxonomy code is 207YX0905X with license number A156771 (CA). The provider is registered as an individual and his NPI record was last updated June 2026.

NPI
1710182795
Provider Name
DR. MATTHEW WILLIAM KELLER M.D.
Gender
Male
Entity Type
Individual
Location Address
PSC 475 BOX 1 FPO, AP 96350
Location Phone
(860) 885-9347
Mailing Address
PSC 475 BOX 1 FPO, AP 96350
Is Sole Proprietor?
Yes
Enumeration Date
06-19-2007
Last Update Date
06-07-2026
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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

Otolaryngology Otolaryngology/Facial Plastic Surgery

Taxonomy Code
207YX0905X
Type
Allopathic & Osteopathic Physicians
License No.
A156771
License State
CA
Taxonomy Description
An otolaryngologist who specializes in the diagnosis and surgical treatment of head and neck conditions.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207YX0905XAllopathic & Osteopathic Physicians

Otolaryngology
Otolaryngology/Facial Plastic Surgery

01065977A (IN)

Medicare Participation & PECOS Enrollment Status

Matthew Keller 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: Durable Medical Equipment (DME) 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: No

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

  • Eligible to Order or Refer a Home Health Agency (HHA): No

  • Eligible to Order or Refer Power Mobility Devices: Yes

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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 1710182795, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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
7
Unchanged
Pos 3
1
Doubled → 2
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
7
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 1 → 2 1 → 2 2 → 4 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 2 + 0 + 2 + 8 + 4 + 7 + 1 + 8 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1710182795.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Optometrist
PSC 475 BOX 1
FPO, AP 96350
Psychologist (Clinical)
PSC 475 BOX 1
FPO, AE 96350
Advanced Practice Midwife
PSC 475 BOX 1
FPO, AP 96350
Dentist (General Practice)
PSC 475 BOX 1
FPO, AP 96350
Occupational Therapist
PSC 475 BOX 1
FPO, AP 96350
Military Health Care Provider (Independent Duty Corpsman)
PSC 475 BOX 1
FPO, AP 96350
Military Health Care Provider (Independent Duty Corpsman)
PSC 475 BOX 1
FPO, AP 96350
Military Health Care Provider (Independent Duty Corpsman)
PSC 475 BOX 1, USNH YOKOSUKA - FAMILY PRACTICE CLINIC
FPO, AP 96350
Military Health Care Provider (Independent Duty Corpsman)
PSC 475 BOX 1
FPO, AP 96350
Social Worker (Clinical)
PSC 475 BOX 1
FPO, AP 96350
Physician Assistant (Medical)
PSC 475 BOX 1, U.S. NAVAL HOSPITAL YOKOSUKA ATTN: MEDICAL STAFF SERVIC
FPO, AP 96350
Dentist (General Practice)
PSC 475 BOX 1
FPO, AP 96350
Occupational Therapist
PSC 475 BOX 1
FPO, AP 96350
Physician Assistant
PSC 475 BOX 1
FPO, AP 96350
Audiologist
PSC 475 BOX 1
FPO, AP 96350
Family Medicine
PSC 475 BOX 1
FPO, AP 96350
Dentist (Endodontics)
PSC 475 BOX 1
FPO, AP 96350
Dentist (General Practice)
PSC 475 BOX 1
FPO, AP 96350
Optometrist
PSC 475 BOX 1
FPO, AP 96350
Dentist (General Practice)
PSC 475 BOX 1
FPO, AP 96350

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1710182795, enumerated as an "individual" on June 19, 2007.

The provider is located at PSC 475 BOX 1 FPO, AP 96350 and the phone number is (860) 885-9347.

Otolaryngology with taxonomy code 207YX0905X and a focus in Otolaryngology/Facial Plastic Surgery.