LOIS OWOLABI MD
NPI 1821931395
Surgery in Boston, MA

NPI Status: Active since April 10, 2026

Contact Information

330 BROOKLINE AVE
BOSTON, MA
ZIP 02215
Phone: (617) 667-7000

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  • Individual
  • Female
  • Surgery

About LOIS OWOLABI

This page provides the complete NPI Profile along with additional information for Lois Owolabi, a provider established in Boston, Massachusetts with a medical specialization in Surgery. The healthcare provider is registered in the NPI registry with number 1821931395 assigned on April 2026. The practitioner's primary taxonomy code is 208600000X with license number 3020748 (MA). The provider is registered as an individual and her NPI record was last updated April 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1821931395
Provider Name
LOIS OWOLABI MD
Gender
Female
Entity Type
Individual
Location Address
330 BROOKLINE AVE BOSTON, MA 02215
Location Phone
(617) 667-7000
Mailing Address
70 NORTHAMPTON ST APT 404 BOSTON, MA 02118
Mailing Phone
(240) 899-2540
Is Sole Proprietor?
Yes
Enumeration Date
04-10-2026
Last Update Date
04-10-2026
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A surgeon like Lois Owolabi treats injuries, diseases, and deformities through surgical operations. A surgeon could correct physical deformities, repair bone and tissue, or perform preventive or elective surgeries. Surgeons also examine patients, perform and interpret diagnostic tests, and provide counsel on preventive healthcare.

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

Surgery

Taxonomy Code
208600000X
Type
Allopathic & Osteopathic Physicians
License No.
3020748
License State
MA
Taxonomy Description
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

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 1821931395, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
1
Doubled → 2
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
5
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 2 → 4 9 → 18 → 9 1 → 2 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 1 + 8 + 3 + 2 + 3 + 1 + 8 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1821931395.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Obstetrics & Gynecology (Maternal & Fetal Medicine)
330 BROOKLINE AVE, KS 306
BOSTON, MA 02215
Internal Medicine (Cardiovascular Disease)
330 BROOKLINE AVE
BOSTON, MA 02215
Anesthesiology
330 BROOKLINE AVE, DEPT OF ANESTHESIA ST-308
BOSTON, MA 02215
Internal Medicine (Critical Care Medicine)
330 BROOKLINE AVE, GZ 405
BOSTON, MA 02215
Radiology (Radiation Oncology)
330 BROOKLINE AVE, FINARD BUILDING B25
BOSTON, MA 02215
Psychiatry & Neurology (Neurology)
330 BROOKLINE AVE
BOSTON, MA 02215
Pathology (Neuropathology)
330 BROOKLINE AVE, DEPT. OF NEUROLOGY
BOSTON, MA 02215
Internal Medicine (Cardiovascular Disease)
330 BROOKLINE AVE
BOSTON, MA 02215
Hospitalist
330 BROOKLINE AVE
BOSTON, MA 02215
Internal Medicine
330 BROOKLINE AVE
BOSTON, MA 02215
Internal Medicine (Pulmonary Disease)
330 BROOKLINE AVE, GZ-402
BOSTON, MA 02215
Internal Medicine (Pulmonary Disease)
330 BROOKLINE AVE, KSB23, BIDMC PULMONARY
BOSTON, MA 02215
Pathology (Anatomic Pathology)
330 BROOKLINE AVE, DEPT OF MEDICINE
BOSTON, MA 02215
Pediatrics (Neonatal-Perinatal Medicine)
330 BROOKLINE AVE, ROSE BUILDING ROOM 318
BOSTON, MA 02215
Internal Medicine (Gastroenterology)
330 BROOKLINE AVE
BOSTON, MA 02215
Internal Medicine
330 BROOKLINE AVE, SHAPIRO 6
BOSTON, MA 02215
Internal Medicine (Pulmonary Disease)
330 BROOKLINE AVE, BETH ISRAEL DEACONESS MEDICAL CENTER
BOSTON, MA 02215
Internal Medicine (Infectious Disease)
330 BROOKLINE AVE, RESEARCH EAST 113 BETH ISRAEL DEACONESS HOSPITAL
BOSTON, MA 02215
Orthopaedic Surgery
330 BROOKLINE AVE, BIDMC - STONEMAN 10
BOSTON, MA 02215
Optometrist
330 BROOKLINE AVE
BOSTON, MA 02215

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821931395, enumerated as an "individual" on April 10, 2026.

The provider is located at 330 BROOKLINE AVE BOSTON, MA 02215 and the phone number is (617) 667-7000.

Surgery with taxonomy code 208600000X.