DR. ALAN KESSLER MD
NPI 1124154034
Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery in Los Angeles, CA

NPI Status: Active since February 26, 2007

Contact Information

505 S RIMPAU BLVD
LOS ANGELES, CA
ZIP 90020
Phone: (323) 937-6044
Fax: (323) 965-8219

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  • Individual
  • Male
  • Orthopaedic Surgery
  • Adult Reconstructive Orthopaedic Surgery
  • PECOS Enrolled

About ALAN KESSLER

This page provides the complete NPI Profile along with additional information for Alan Kessler, a provider established in Los Angeles, California with a medical specialization in Orthopaedic Surgery, focusing in adult reconstructive orthopaedic surgery . The healthcare provider is registered in the NPI registry with number 1124154034 assigned on February 2007. The practitioner's primary taxonomy code is 207XS0114X with license number A22022 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1124154034
Provider Name
DR. ALAN KESSLER MD
Gender
Male
Entity Type
Individual
Location Address
505 S RIMPAU BLVD LOS ANGELES, CA 90020
Location Phone
(323) 937-6044
Location Fax
(323) 965-8219
Mailing Address
505 S RIMPAU BLVD LOS ANGELES, CA 90020
Mailing Phone
(323) 937-6044
Mailing Fax
(323) 965-8219
Is Sole Proprietor?
Yes
Enumeration Date
02-26-2007
Last Update Date
07-08-2007
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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

Orthopaedic Surgery Adult Reconstructive Orthopaedic Surgery

Taxonomy Code
207XS0114X
Type
Allopathic & Osteopathic Physicians
License No.
A22022
License State
CA
Taxonomy Description
Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, adult reconstructive orthopaedic surgeons deal with reconstructive procedures such as joint arthroplasty (i.e., hip and knee), osteotomy, arthroscopy, soft-tissue reconstruction, and a variety of other adult reconstructive surgical procedures.

Medicare Participation & PECOS Enrollment Status

Alan Kessler 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

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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 1124154034, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
1
Doubled → 2
Pos 6
5
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
3
Doubled → 6
Check
4
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 2 → 4 1 → 2 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 2 + 5 + 8 + 0 + 6 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1124154034.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124154034, enumerated as an "individual" on February 26, 2007.

The provider is located at 505 S RIMPAU BLVD LOS ANGELES, CA 90020 and the phone number is (323) 937-6044.

Orthopaedic Surgery with taxonomy code 207XS0114X and a focus in Adult Reconstructive Orthopaedic Surgery.