LEONARD I MASTBAUM MD
NPI 1619928249
Internal Medicine - Endocrinology, Diabetes & Metabolism in Fort Wayne, IN

NPI Status: Active since May 16, 2006

Contact Information

11123 PARKVIEW PLAZA DR
SUITE 202
FORT WAYNE, IN
ZIP 46845
Phone: (260) 373-4280
Fax: (260) 373-4288

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  • Individual
  • Male
  • Internal Medicine
  • Endocrinology, Diabetes & Metabolism

About LEONARD MASTBAUM

This page provides the complete NPI Profile along with additional information for Leonard Mastbaum, an internist established in Fort Wayne, Indiana with a medical specialization in Internal Medicine, focusing in endocrinology, diabetes & metabolism . The healthcare provider is registered in the NPI registry with number 1619928249 assigned on May 2006. The practitioner's primary taxonomy code is 207RE0101X with license number 01041346 (IN). The provider is registered as an individual and his NPI record was last updated 13 years ago.

NPI
1619928249
Provider Name
LEONARD I MASTBAUM MD
Gender
Male
Entity Type
Individual
Location Address
11123 PARKVIEW PLAZA DR SUITE 202 FORT WAYNE, IN 46845
Location Phone
(260) 373-4280
Location Fax
(260) 373-4288
Mailing Address
1234 E DUPONT RD SUITE 1 FORT WAYNE, IN 46825
Mailing Phone
(260) 373-9700
Mailing Fax
(260) 373-4288
Is Sole Proprietor?
No
Enumeration Date
05-16-2006
Last Update Date
03-23-2013
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An internist like Leonard Mastbaum is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine Endocrinology, Diabetes & Metabolism

Taxonomy Code
207RE0101X
Type
Allopathic & Osteopathic Physicians
License No.
01041346
License State
IN
Taxonomy Description
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
000000606758OTHER (01)INANTHEM
925060MMEDICARE ID-TYPE UNSPECIFIED (04)IN 
D81853MEDICARE UPIN (02)IN 
070860C1MEDICARE PIN (08)IN 
100360850MEDICAID (05)IN 

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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 1619928249, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
1
Doubled → 2
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
2
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
4
Doubled → 8
Check
9
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 9 → 18 → 9 8 → 16 → 7 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 2 + 9 + 1 + 8 + 2 + 1 + 6 + 2 + 8 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1619928249.

Other Providers at the Same Location


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

Clinic/Center (Medical Specialty)
11123 PARKVIEW PLAZA DR, SUITE 101
FORT WAYNE, IN 46845
Obstetrics & Gynecology
11123 PARKVIEW PLAZA DR, SUITE 204
FT WAYNE, IN 46845
Counselor (Mental Health)
11123 PARKVIEW PLAZA DR, SUITE 200
FORT WAYNE, IN 46845
Pediatrics (Pediatric Infectious Diseases)
11123 PARKVIEW PLAZA DR, STE # 102
FORT WAYNE, IN 46845
Physician Assistant
11123 PARKVIEW PLAZA DR, # 102
FORT WAYNE, IN 46845
Obstetrics & Gynecology
11123 PARKVIEW PLAZA DR, SUITE 101
FORT WAYNE, IN 46845
Specialist
11123 PARKVIEW PLAZA DR, SUITE 2
FORT WAYNE, IN 46845
Nurse Practitioner (Adult Health)
11123 PARKVIEW PLAZA DR, SUITE 206
FORT WAYNE, IN 46845
Psychologist
11123 PARKVIEW PLAZA DR, SUITE 200
FORT WAYNE, IN 46845
Nurse Practitioner (Women's Health)
11123 PARKVIEW PLAZA DR, SUITE 101
FORT WAYNE, IN 46845
Obstetrics & Gynecology
11123 PARKVIEW PLAZA DR, SUITE 101
FORT WAYNE, IN 46845
Thoracic Surgery (Cardiothoracic Vascular Surgery)
11123 PARKVIEW PLAZA DR, SUITE 202
FORT WAYNE, IN 46845
Thoracic Surgery (Cardiothoracic Vascular Surgery)
11123 PARKVIEW PLAZA DR, SUITE 202
FORT WAYNE, IN 46845
Nurse Practitioner
11123 PARKVIEW PLAZA DR
FORT WAYNE, IN 46845
Nurse Practitioner
11123 PARKVIEW PLAZA DR
FORT WAYNE, IN 46845
Internal Medicine
11123 PARKVIEW PLAZA DR, STE. 106
FORT WAYNE, IN 46845
Pediatrics
11123 PARKVIEW PLAZA DR, SUITE 106
FORT WAYNE, IN 46845
Pediatrics
11123 PARKVIEW PLAZA DR, SUITE 106
FORT WAYNE, IN 46845
Dietitian, Registered
11123 PARKVIEW PLAZA DR
FORT WAYNE, IN 46845
Obstetrics & Gynecology
11123 PARKVIEW PLAZA DR, SUITE 101
FORT WAYNE, IN 46845

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1619928249, enumerated as an "individual" on May 16, 2006.

The provider is located at 11123 PARKVIEW PLAZA DR SUITE 202 FORT WAYNE, IN 46845 and the phone number is (260) 373-4280.

Internal Medicine with taxonomy code 207RE0101X and a focus in Endocrinology, Diabetes & Metabolism.

The provider might be accepting Accepts: Anthem Blue Cross, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.