ANDREW H MESSIHA MD
NPI 1487251542
Anesthesiology - Pain Medicine in Laguna Hills, CA
NPI Status: Active since October 02, 2020
Contact Information
23521 PASEO DE VALENCIA STE 204
LAGUNA HILLS, CA
ZIP 92653
Phone: (949) 458-2026
Fax: (949) 273-8053
- Organization
- Anesthesiology
- Pain Medicine
- CLIA Number: 05D1093044
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 12-08-2026
About ANDREW H MESSIHA MD
This page provides the complete NPI Profile along with additional information for Andrew H Messiha Md, a provider established in Laguna Hills, California operating as a Anesthesiology, focusing in pain medicine . The healthcare provider is registered in the NPI registry with number 1487251542 assigned on October 2020. The practitioner's primary taxonomy code is 207LP2900X. The provider is registered as an organization and their NPI record was last updated one year ago. Andrew H Messiha Md operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's
- NPI
- 1487251542
- Provider Legal Name
- ANDREW H MESSIHA MD
- Other Organization Name
- Other Name Type
- (6)
- Entity Type
- Organization
- Location Address
- 23521 PASEO DE VALENCIA STE 204 LAGUNA HILLS, CA 92653
- Location Phone
- (949) 458-2026
- Location Fax
- (949) 273-8053
- Mailing Address
- 23521 PASEO DE VALENCIA STE 204 LAGUNA HILLS, CA 92653
- Mailing Phone
- (949) 458-2026
- Mailing Fax
- (949) 273-8053
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 10-02-2020
- Last Update Date
- 02-04-2025
- Code Navigator
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
Anesthesiology Pain Medicine
- Taxonomy Code
- 207LP2900X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- An anesthesiologist who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic and/or cancer pain in both hospital and ambulatory settings. Patient care needs are also coordinated with other specialists.
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 | 207L00000X | Allopathic & Osteopathic Physicians | Anesthesiology | |
| 2 | 208VP0000X | Allopathic & Osteopathic Physicians | Pain Medicine | |
| 3 | 208VP0014X | Allopathic & Osteopathic Physicians | Pain Medicine |
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.
CLIA Information
The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:
- CLIA Number
- 05D1093044
- Facility Type
- Physician Office
- Certificate Effective Date
- December 09, 2024
- Certificate Expiration Date
- December 08, 2026
- Laboratory Director
- ANDREW H. MESSIHA
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Andrew H Messiha Md to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.
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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 1487251542, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).
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 68 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 4 providers are registered at the same or a nearby location.
LAGUNA HILLS, CA 92653
LAGUNA HILLS, CA 92653
LAGUNA HILLS, CA 92653
LAGUNA HILLS, CA 92653
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1487251542, enumerated as an "organization" on October 02, 2020.
The provider is located at 23521 PASEO DE VALENCIA STE 204 LAGUNA HILLS, CA 92653 and the phone number is (949) 458-2026.
Anesthesiology with taxonomy code 207LP2900X and a focus in Pain Medicine.
