DR. MADELYN IRENE KAHN MD
NPI 1861576126
Obstetrics & Gynecology in San Francisco, CA

NPI Status: Active since October 24, 2006

Contact Information

390 LAUREL ST
#301
SAN FRANCISCO, CA
ZIP 94118
Phone: (415) 749-1939
Fax: (415) 749-1312

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  • Individual
  • Female
  • Obstetrics & Gynecology

About MADELYN KAHN

This page provides the complete NPI Profile along with additional information for Madelyn Kahn, a women's health care provider established in San Francisco, California with a medical specialization in Obstetrics & Gynecology. The healthcare provider is registered in the NPI registry with number 1861576126 assigned on October 2006. The practitioner's primary taxonomy code is 207V00000X with license number G52531 (CA). The provider is registered as an individual and her NPI record was last updated 16 years ago.

NPI
1861576126
Provider Name
DR. MADELYN IRENE KAHN MD
Gender
Female
Entity Type
Individual
Location Address
390 LAUREL ST #301 SAN FRANCISCO, CA 94118
Location Phone
(415) 749-1939
Location Fax
(415) 749-1312
Mailing Address
18701 TIFFENI DR STE 1-A TWAIN HARTE, CA 95383
Mailing Phone
(800) 404-1100
Mailing Fax
(415) 749-1312
Is Sole Proprietor?
No
Enumeration Date
10-24-2006
Last Update Date
11-07-2010
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Women's health care providers like Madelyn Kahn 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.

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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

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
License No.
G52531
License State
CA
Taxonomy Description
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
E24918MEDICARE UPIN (02)CA 
00G525310MEDICARE PIN (08)CA 

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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 1861576126, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 2 + 1 + 1 + 0 + 7 + 1 + 2 + 1 + 4 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1861576126.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Dentist
390 LAUREL ST, SUITE 210
SAN FRANCISCO, CA 94118
Plastic Surgery
390 LAUREL ST, SUITE 207
SAN FRANCISCO, CA 94118
Clinic/Center (Medical Specialty)
390 LAUREL ST, STE. 301
SAN FRANCISCO, CA 94118
Dentist (Orthodontics and Dentofacial Orthopedics)
390 LAUREL ST, SUITE 100
SAN FRANCISCO, CA 94118
Dentist
390 LAUREL ST, SUITE 310
SAN FRANCISCO, CA 94118
Plastic Surgery
390 LAUREL ST, SUITE 207
SAN FRANCISCO, CA 94118

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861576126, enumerated as an "individual" on October 24, 2006.

The provider is located at 390 LAUREL ST #301 SAN FRANCISCO, CA 94118 and the phone number is (415) 749-1939.

Obstetrics & Gynecology with taxonomy code 207V00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.