MARY ELIZABETH BASS
NPI 1649196833
Nurse Anesthetist, Certified Registered in Silver Spring, MD
NPI Status: Active since June 24, 2026
Contact Information
15002 HUNTER MOUNTAIN LN
SILVER SPRING, MD
ZIP 20906
Phone: (229) 563-2905
This NPI profile has been added to the NPI registry within the last 30 days.
- Individual
- Female
- Nurse Anesthetist, Certified Registered
About MARY BASS
This page provides the complete NPI Profile along with additional information for Mary Bass, a provider established in Silver Spring, Maryland with a medical specialization in Nurse Anesthetist, Certified Registered. The healthcare provider is registered in the NPI registry with number 1649196833 assigned on June 2026. The practitioner's primary taxonomy code is 367500000X with license number APN.1002077-CRNA (CO). The provider is registered as an individual and her NPI record was last updated June 2026.
- NPI
- 1649196833
- Provider Name
- MARY ELIZABETH BASS
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 15002 HUNTER MOUNTAIN LN SILVER SPRING, MD 20906
- Location Phone
- (229) 563-2905
- Mailing Address
- 15002 HUNTER MOUNTAIN LN SILVER SPRING, MD 20906
- Mailing Phone
- (229) 563-2905
- Is Sole Proprietor?
- No
- Enumeration Date
- 06-24-2026
- Last Update Date
- 06-24-2026
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
Nurse Anesthetist, Certified Registered
- Taxonomy Code
- 367500000X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- APN.1002077-CRNA
- License State
- CO
- Taxonomy Description
- (1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
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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 1649196833, 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 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 77 is 80. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1649196833, enumerated as an "individual" on June 24, 2026.
The provider is located at 15002 HUNTER MOUNTAIN LN SILVER SPRING, MD 20906 and the phone number is (229) 563-2905.
Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
