DR. TOBY LYNN LITOVITZ M.D.
NPI 1669562971
Emergency Medicine - Medical Toxicology in Potomac, MD
NPI Status: Active since October 15, 2006
Contact Information
8720 CRIDER BROOK WAY
POTOMAC, MD
ZIP 20854
Phone: (202) 362-3867
- Individual
- Female
- Emergency Medicine
- Medical Toxicology
About TOBY LITOVITZ
This page provides the complete NPI Profile along with additional information for Toby Litovitz, a provider established in Potomac, Maryland with a medical specialization in Emergency Medicine, focusing in medical toxicology . The healthcare provider is registered in the NPI registry with number 1669562971 assigned on October 2006. The practitioner's primary taxonomy code is 207PT0002X with license number 11530 (DC). The provider is registered as an individual and her NPI record was last updated February 2026.
- NPI
- 1669562971
- Provider Name
- DR. TOBY LYNN LITOVITZ M.D.
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 8720 CRIDER BROOK WAY POTOMAC, MD 20854
- Location Phone
- (202) 362-3867
- Mailing Address
- 8720 CRIDER BROOK WAY POTOMAC, MD 20854
- Mailing Phone
- (202) 362-3867
- Is Sole Proprietor?
- No
- Enumeration Date
- 10-15-2006
- Last Update Date
- 02-14-2026
- 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
Emergency Medicine Medical Toxicology
- Taxonomy Code
- 207PT0002X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 11530
- License State
- DC
- Taxonomy Description
- Medical toxicologists are physicians who specialize in the prevention, evaluation, treatment and monitoring of injury and illness from exposures to drugs and chemicals, as well as biological and radiological agents. Medical toxicologists care for people in clinical, academic, governmental and public health settings, and provide poison control center leadership. Important areas of medical toxicology include acute drug poisoning, adverse drug events, drug abuse, addiction and withdrawal, chemicals and hazardous materials, terrorism preparedness, venomous bites and stings and environmental and workplace exposures.
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 | 207PT0002X | Allopathic & Osteopathic Physicians | Emergency Medicine | D22816 (MD) |
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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 1669562971, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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 69 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1669562971, enumerated as an "individual" on October 15, 2006.
The provider is located at 8720 CRIDER BROOK WAY POTOMAC, MD 20854 and the phone number is (202) 362-3867.
Emergency Medicine with taxonomy code 207PT0002X and a focus in Medical Toxicology.
