M DAVID THIER MD A PROFESSIONAL CORPORATION
NPI 1952543563
Ophthalmology in San Francisco, CA
NPI Status: Active since March 27, 2009
Contact Information
2300 CALIFORNIA ST
300
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 425-3862
Fax: (415) 563-9770
- Organization
- Ophthalmology
About M DAVID THIER MD A PROFESSIONAL CORPORATION
This page provides the complete NPI Profile along with additional information for M David Thier Md A Professional Corporation, a provider established in San Francisco, California operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1952543563 assigned on March 2009. The practitioner's primary taxonomy code is 207W00000X with license number A20927 (CA). The provider is registered as an organization and their NPI record was last updated 17 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Michael David Thier M.d. (President/treasurer/secretary)
- NPI
- 1952543563
- Provider Name
- M DAVID THIER MD A PROFESSIONAL CORPORATION
- Entity Type
- Organization
- Location Address
- 2300 CALIFORNIA ST 300 SAN FRANCISCO, CA 94115
- Location Phone
- (415) 425-3862
- Location Fax
- (415) 563-9770
- Mailing Address
- 1020 BAKER ST SAN FRANCISCO, CA 94115
- Mailing Phone
- (415) 425-3862
- Mailing Fax
- (415) 563-9770
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 03-27-2009
- Last Update Date
- 03-27-2009
- Code Navigator
Ophthalmologists like M David Thier Md A Professional Corporation specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.
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
Ophthalmology
- Taxonomy Code
- 207W00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- A20927
- License State
- CA
- Taxonomy Description
- An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
Group Taxonomy 193400000X SINGLE SPECIALTY GROUP
This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.
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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 1952543563, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).
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 57 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 18 providers are registered at the same or a nearby location.
SAN FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
SAN FRANCISCO, CA 94115
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1952543563, enumerated as an "organization" on March 27, 2009.
The provider is located at 2300 CALIFORNIA ST 300 SAN FRANCISCO, CA 94115 and the phone number is (415) 425-3862.
Ophthalmology with taxonomy code 207W00000X.
