CHAD ZATEZALO MD LLC
NPI 1851838502
Ophthalmology - Ophthalmic Plastic and Reconstructive Surgery in North Chevy Chase, MD

NPI Status: Active since January 19, 2017

Contact Information

8401 CONNECTICUT AVE STE 640
NORTH CHEVY CHASE, MD
ZIP 20815
Phone: (301) 304-6600
Fax: (301) 304-6601

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  • Organization
  • Ophthalmology
  • Ophthalmic Plastic and Reconstructive Su...

About CHAD ZATEZALO MD LLC

This page provides the complete NPI Profile along with additional information for Chad Zatezalo Md Llc, a provider established in North Chevy Chase, Maryland operating as a Ophthalmology, focusing in ophthalmic plastic and reconstructive surgery . The healthcare provider is registered in the NPI registry with number 1851838502 assigned on January 2017. The practitioner's primary taxonomy code is 207WX0200X with license number D0074823 (MD). The provider is registered as an organization and their NPI record was last updated 3 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. Chad Zatezalo M.d. (Owner)

NPI
1851838502
Provider Name
CHAD ZATEZALO MD LLC
Entity Type
Organization
Location Address
8401 CONNECTICUT AVE STE 640 NORTH CHEVY CHASE, MD 20815
Location Phone
(301) 304-6600
Location Fax
(301) 304-6601
Mailing Address
8401 CONNECTICUT AVE STE 640 CHEVY CHASE, MD 20815
Mailing Phone
(917) 664-2585
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-19-2017
Last Update Date
10-26-2023
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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

Ophthalmology Ophthalmic Plastic and Reconstructive Surgery

Taxonomy Code
207WX0200X
Type
Allopathic & Osteopathic Physicians
License No.
D0074823
License State
MD
Taxonomy Description
A physician who specializes in oculofacial plastic and reconstructive surgery. This subspecialty combines orbital and periocular surgery with facial plastic surgery, and includes aesthetic and reconstructive surgery of the face, orbit, eyelid, and lacrimal system. Practitioners evaluate, diagnose and treat conditions involving the eyelids, brows, midface, orbits, lacrimal systems and surrounding and supporting structures of the face and neck.

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.

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.

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.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. CHAD ZATEZALO M.D.

Authorized Official Title
OWNER
Authorized Official Phone
(917) 664-2585

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
0019OTHER (01)MDBSD
3196655OTHER (01)MDUHCMAM
0019OTHER (01)MDCAPCHO
3196655OTHER (01)MDUHC
4014787OTHER (01)MDFOR
P4756972OTHER (01)MDOXFORD
4014787OTHER (01)MDMAI
1377094OTHER (01)MDCIGNA
977656-01OTHER (01)MDBSM
PO1109268OTHER (01)MDRME

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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 1851838502, 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 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.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
3
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
0
Doubled → 0
Check
2
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 5 → 10 → 1 8 → 16 → 7 8 → 16 → 7 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 1 + 6 + 3 + 1 + 6 + 5 + 0 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1851838502.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Ophthalmology
8401 CONNECTICUT AVE STE 640
CHEVY CHASE, MD 20815

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851838502, enumerated as an "organization" on January 19, 2017.

The provider is located at 8401 CONNECTICUT AVE STE 640 NORTH CHEVY CHASE, MD 20815 and the phone number is (301) 304-6600.

Ophthalmology with taxonomy code 207WX0200X and a focus in Ophthalmic Plastic and Reconstructive Surgery.

The provider might be accepting Accepts: Medicare, Medicaid, Oxford Health Plans and Cigna. Please consult your insurance carrier or call the provider to verify.