LEON D. ROISMAN, D.M.D., INC.
NPI 1912046871
Dentist - Prosthodontics in Pasadena, CA
NPI Status: Active since February 06, 2007
Contact Information
310 S LAKE AVE
LOWER LEVEL
PASADENA, CA
ZIP 91101
Phone: (626) 795-6855
Fax: (626) 432-4260
- Organization
- Dentist
- Prosthodontics
About LEON D. ROISMAN, D.M.D., INC.
This page provides the complete NPI Profile along with additional information for Leon D. Roisman, D.m.d., Inc., a provider established in Pasadena, California operating as a Dentist, focusing in prosthodontics . The healthcare provider is registered in the NPI registry with number 1912046871 assigned on February 2007. The practitioner's primary taxonomy code is 1223P0700X. The provider is registered as an organization and their NPI record was last updated one year ago. Leon D. Roisman, D.m.d., Inc. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's
- NPI
- 1912046871
- Provider Legal Name
- LEON D. ROISMAN, D.M.D., INC.
- Other Organization Name
- Other Name Type
- (6)
- Entity Type
- Organization
- Location Address
- 310 S LAKE AVE LOWER LEVEL PASADENA, CA 91101
- Location Phone
- (626) 795-6855
- Location Fax
- (626) 432-4260
- Mailing Address
- 310 S LAKE AVE LOWER LEVEL PASADENA, CA 91101
- Mailing Phone
- (626) 795-6855
- Mailing Fax
- (626) 432-4260
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 02-06-2007
- Last Update Date
- 09-11-2025
- Code Navigator
A dentist like Leon D. Roisman, D.m.d., Inc. is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.
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
Dentist Prosthodontics
- Taxonomy Code
- 1223P0700X
- Type
- Dental Providers
- Taxonomy Description
- That branch of dentistry pertaining to the restoration and maintenance of oral functions, comfort, appearance and health of the patient by the restoration of natural teeth and/or the replacement of missing teeth and contiguous oral and maxillofacial tissues with artificial substitutes.
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) |
|---|---|---|---|---|
| 1 | 1223E0200X | Dental Providers | Dentist | |
| 2 | 1223G0001X | Dental Providers | Dentist | |
| 3 | 1223P0221X | Dental Providers | Dentist | |
| 4 | 1223P0300X | Dental Providers | Dentist | |
| 5 | 1223S0112X | Dental Providers | Dentist | |
| 6 | 1223X0400X | Dental Providers | Dentist |
Group Taxonomy 193200000X MULTI-SPECIALTY GROUP
This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.
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.
*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 |
|---|---|---|---|
| B19960-01 | OTHER (01) | CA | DENTICAL |
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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 1912046871, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 59 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 14 providers are registered at the same or a nearby location.
PASADENA, CA 91101
PASADENA, CA 91101
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1912046871, enumerated as an "organization" on February 06, 2007.
The provider is located at 310 S LAKE AVE LOWER LEVEL PASADENA, CA 91101 and the phone number is (626) 795-6855.
Dentist with taxonomy code 1223P0700X and a focus in Prosthodontics.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
