STEVEN VASILEV, M.D., P.C.
NPI 1891368007
Obstetrics & Gynecology - Gynecology in Santa Monica, CA

NPI Status: Active since July 23, 2021

Contact Information

2121 SANTA MONICA BLVD
SANTA MONICA, CA
ZIP 90404
Phone: (310) 829-8402

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  • Organization
  • Obstetrics & Gynecology
  • Gynecology

About STEVEN VASILEV, M.D., P.C.

This page provides the complete NPI Profile along with additional information for Steven Vasilev, M.d., P.c., a women's health care provider established in Santa Monica, California operating as a Obstetrics & Gynecology, focusing in gynecology . The healthcare provider is registered in the NPI registry with number 1891368007 assigned on July 2021. The practitioner's primary taxonomy code is 207VG0400X. The provider is registered as an organization and their NPI record was last updated February 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. The authorized official of this NPI record is Steven Vasilev Md (Ceo)

NPI
1891368007
Provider Name
STEVEN VASILEV, M.D., P.C.
Entity Type
Organization
Location Address
2121 SANTA MONICA BLVD SANTA MONICA, CA 90404
Location Phone
(310) 829-8402
Mailing Address
154 TRAFFIC WAY ARROYO GRANDE, CA 93420
Mailing Phone
(424) 255-1340
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-23-2021
Last Update Date
02-15-2026
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Women's health care providers like Steven Vasilev, M.d., P.c. treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, etc.

Location Map

Secondary Locations

  • 154 Traffic Way
    Arroyo Grande, CA 93420
    (424) 255-1340

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

Obstetrics & Gynecology Gynecology

Taxonomy Code
207VG0400X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions. Source: National Uniform Claim Committee

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.

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

STEVEN VASILEV MD

Authorized Official Title
CEO
Authorized Official Phone
(626) 676-0514

Reviews for STEVEN VASILEV, M.D., P.C.

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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 1891368007, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
3
Doubled → 6
Pos 6
6
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
0
Unchanged
Pos 9
0
Doubled → 0
Check
7
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 9 → 18 → 9 3 → 6 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 + 8 + 1 + 6 + 6 + 1 + 6 + 0 + 0 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1891368007.

Other Providers at the Same Location


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

Emergency Medicine
2121 SANTA MONICA BLVD, EMERGENCY DEPT
SANTA MONICA, CA 90404
Dermatology
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Dietitian, Registered
2121 SANTA MONICA BLVD, DEPT OF NUTRITION & DIABETES EDUCATION
SANTA MONICA, CA 90404
Physician Assistant (Surgical)
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Dermatology
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Surgery
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Anesthesiology
2121 SANTA MONICA BLVD, C/O ANESTHESIA DEPARTMENT ST. JOHN'S HEALTH CENTER
SANTA MONICA, CA 90404
Dietitian, Registered
2121 SANTA MONICA BLVD, ST. JOHN'S HEALTH CENTER
SANTA MONICA, CA 90404
Nurse Practitioner (Acute Care)
2121 SANTA MONICA BLVD, PROVIDENCE ST. JOHN'S HEALTH CENTER
SANTA MONICA, CA 90404
Pathology (Anatomic Pathology)
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Long Term Care Hospital
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Clinic/Center (Genetics)
2121 SANTA MONICA BLVD, MARGIE PETERSON BREAST CENTER
SANTA MONICA, CA 90404
Clinic/Center (Genetics)
2121 SANTA MONICA BLVD, MARGIE PETERSON BREAST CENTER
SANTA MONICA, CA 90404
Dietitian, Registered
2121 SANTA MONICA BLVD, ATTN: FOOD & NUTRITION
SANTA MONICA, CA 90404
Nurse Practitioner (Family)
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Dietitian, Registered
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Dietitian, Registered
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Nurse Practitioner
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Surgery (Surgical Oncology)
2121 SANTA MONICA BLVD
SANTA MONICA, CA 90404
Anesthesiology
2121 SANTA MONICA BLVD, DEPARTMENT OF ANESTHESIOLOGY
SANTA MONICA, CA 90404

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891368007, enumerated as an "organization" on July 23, 2021.

The provider is located at 2121 SANTA MONICA BLVD SANTA MONICA, CA 90404 and the phone number is (310) 829-8402.

Obstetrics & Gynecology with taxonomy code 207VG0400X and a focus in Gynecology.