ELLICOTT CITY WOMENS HEALTH
NPI 1104785294
Obstetrics & Gynecology - Gynecology in Ellicott City, MD

NPI Status: Active since January 15, 2026

Contact Information

11089 RESORT RD STE 204
ELLICOTT CITY, MD
ZIP 21042
Phone: (410) 696-1388
Fax: (410) 696-1386

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  • Organization
  • Obstetrics & Gynecology
  • Gynecology
  • CLIA Number: 21D2340036
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 03-10-2028

About ELLICOTT CITY WOMENS HEALTH

This page provides the complete NPI Profile along with additional information for Ellicott City Womens Health, a women's health care provider established in Ellicott City, Maryland operating as a Obstetrics & Gynecology, focusing in gynecology . The healthcare provider is registered in the NPI registry with number 1104785294 assigned on January 2026. The practitioner's primary taxonomy code is 207VG0400X. The provider is registered as an organization and their NPI record was last updated January 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 Erika Nichelson Do (Ceo)

NPI
1104785294
Provider Name
ELLICOTT CITY WOMENS HEALTH
Entity Type
Organization
Location Address
11089 RESORT RD STE 204 ELLICOTT CITY, MD 21042
Location Phone
(410) 696-1388
Location Fax
(410) 696-1386
Mailing Address
11089 RESORT RD STE 204 ELLICOTT CITY, MD 21042
Mailing Phone
(410) 696-1388
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-15-2026
Last Update Date
01-15-2026
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Women's health care providers like Ellicott City Womens Health 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

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

ERIKA NICHELSON DO

Authorized Official Title
CEO
Authorized Official Phone
(410) 696-1388

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
21D2340036
Facility Type
Physician Office
Certificate Effective Date
March 11, 2026
Certificate Expiration Date
March 10, 2028
Laboratory Director
ERICK NICHELSON
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Ellicott City Womens Health to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1104785294, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
1
Unchanged
Pos 3
0
Doubled → 0
Pos 4
4
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
8
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
4
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 0 → 0 7 → 14 → 5 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 0 + 4 + 1 + 4 + 8 + 1 + 0 + 2 + 1 + 8 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1104785294.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Dermatology
11089 RESORT RD STE 204
ELLICOTT CITY, MD 21042
Obstetrics & Gynecology (Gynecology)
11089 RESORT RD STE 204
ELLICOTT CITY, MD 21042
Obstetrics & Gynecology
11089 RESORT RD STE 204
ELLICOTT CITY, MD 21042

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1104785294, enumerated as an "organization" on January 15, 2026.

The provider is located at 11089 RESORT RD STE 204 ELLICOTT CITY, MD 21042 and the phone number is (410) 696-1388.

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