HANNAH GROSSMAN
NPI 1629306253
Obstetrics & Gynecology - Gynecology in Thousand Oaks, CA

NPI Status: Active since November 19, 2009

Contact Information

558 N VENTU PARK RD
SUITE A
THOUSAND OAKS, CA
ZIP 91320
Phone: (805) 498-0240
Fax: (818) 817-9835

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  • Organization
  • Obstetrics & Gynecology
  • Gynecology

About HANNAH GROSSMAN

This page provides the complete NPI Profile along with additional information for Hannah Grossman, a women's health care provider established in Thousand Oaks, California operating as a Obstetrics & Gynecology, focusing in gynecology . The healthcare provider is registered in the NPI registry with number 1629306253 assigned on November 2009. The practitioner's primary taxonomy code is 207VG0400X with license number G051580 (CA). The provider is registered as an organization and their NPI record was last updated 17 years ago. 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 Dr. Hannah Grossman M.d. (Owner)

NPI
1629306253
Provider Name
HANNAH GROSSMAN
Entity Type
Organization
Location Address
558 N VENTU PARK RD SUITE A THOUSAND OAKS, CA 91320
Location Phone
(805) 498-0240
Location Fax
(818) 817-9835
Mailing Address
558 N VENTU PARK RD SUITE A THOUSAND OAKS, CA 91320
Mailing Phone
(805) 498-0240
Mailing Fax
(818) 817-9835
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-19-2009
Last Update Date
11-19-2009
Code Navigator

Women's health care providers like Hannah Grossman 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
License No.
G051580
License State
CA
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

DR. HANNAH GROSSMAN M.D.

Authorized Official Title
OWNER
Authorized Official Phone
(805) 498-0240

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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 1629306253, 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 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.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
2
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
3
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 3 → 6 6 → 12 → 3 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 6 + 0 + 1 + 2 + 2 + 1 + 0 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1629306253.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Nurse Practitioner
558 N VENTU PARK RD, SUITE B
NEWBURY PARK, CA 91320
Nurse Practitioner (Family)
558 N VENTU PARK RD, SUITE B
NEWBURY PARK, CA 91320
Specialist
558 N VENTU PARK RD
NEWBURY PARK, CA 91320
Obstetrics & Gynecology (Obstetrics)
558 N VENTU PARK RD, SUITE A
THOUSAND OAKS, CA 91320
Family Medicine
558 N VENTU PARK RD, SUITE A
THOUSAND OAKS, CA 91320

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629306253, enumerated as an "organization" on November 19, 2009.

The provider is located at 558 N VENTU PARK RD SUITE A THOUSAND OAKS, CA 91320 and the phone number is (805) 498-0240.

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