RONALD BERNARD ELKIN,MD A MEDICAL CORPORATION
NPI 1427301886
Internal Medicine - Pulmonary Disease in San Francisco, CA

NPI Status: Active since October 23, 2012

Contact Information

2100 WEBSTER ST
SUITE 314
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 331-8390

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  • Organization
  • Internal Medicine
  • Pulmonary Disease

About RONALD BERNARD ELKIN,MD A MEDICAL CORPORATION

This page provides the complete NPI Profile along with additional information for Ronald Bernard Elkin,md A Medical Corporation, an internist established in San Francisco, California operating as a Internal Medicine, focusing in pulmonary disease . The healthcare provider is registered in the NPI registry with number 1427301886 assigned on October 2012. The practitioner's primary taxonomy code is 207RP1001X. The provider is registered as an organization and their NPI record was last updated 13 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 Marsha Summers (Ceo)

NPI
1427301886
Provider Name
RONALD BERNARD ELKIN,MD A MEDICAL CORPORATION
Entity Type
Organization
Location Address
2100 WEBSTER ST SUITE 314 SAN FRANCISCO, CA 94115
Location Phone
(415) 331-8390
Mailing Address
175 N REDWOOD DR SUITE 275 SAN RAFAEL, CA 94903
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-23-2012
Last Update Date
03-12-2013
Code Navigator

An internist like Ronald Bernard Elkin,md A Medical Corporation is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine Pulmonary Disease

Taxonomy Code
207RP1001X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

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.

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.

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

MARSHA SUMMERS

Authorized Official Title
CEO
Authorized Official Phone
(415) 331-8390

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
1124110804OTHER (01)CANPI

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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 1427301886, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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
4
Unchanged
Pos 3
2
Doubled → 4
Pos 4
7
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 2 → 4 3 → 6 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 4 + 7 + 6 + 0 + 2 + 8 + 1 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1427301886.

Other Providers at the Same Location


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

Podiatrist
2100 WEBSTER ST, STE 202
SAN FRANCISCO, CA 94115
Ophthalmology
2100 WEBSTER ST, SUITE 214
SAN FRANCISCO, CA 94115
Ophthalmology
2100 WEBSTER ST, SUITE 214
SAN FRANCISCO, CA 94115
Ophthalmology
2100 WEBSTER ST, SUITE 214
SAN FRANCISCO, CA 94115
Ophthalmology
2100 WEBSTER ST, SUITE 214
SAN FRANCISCO, CA 94115
Ophthalmology
2100 WEBSTER ST, SUITE 214
SAN FRANCISCO, CA 94115
Ophthalmology
2100 WEBSTER ST, SUITE 214
SAN FRANCISCO, CA 94115
Ophthalmology
2100 WEBSTER ST, SUITE 214
SAN FRANCISCO, CA 94115
Optometrist
2100 WEBSTER ST, SUITE 214
SAN FRANCISCO, CA 94115
Internal Medicine
2100 WEBSTER ST, STE 112
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2100 WEBSTER ST, STE 319
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2100 WEBSTER ST, SUITE 319
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2100 WEBSTER ST, SUITE 319
SAN FRANCISCO, CA 94115
Internal Medicine (Medical Oncology)
2100 WEBSTER ST, SUITE 326
SAN FRANCISCO, CA 94115
Obstetrics & Gynecology
2100 WEBSTER ST, SUITE 319
SAN FRANCISCO, CA 94115
Specialist
2100 WEBSTER ST, SUITE#328
SAN FRANCISCO, CA 94115
Podiatrist (Foot & Ankle Surgery)
2100 WEBSTER ST, SUITE 407
SAN FRANCISCO, CA 94115
Dentist (Oral and Maxillofacial Surgery)
2100 WEBSTER ST, SUITE 303
SAN FRANCISCO, CA 94115
Orthopaedic Surgery
2100 WEBSTER ST, SUITE 518
SAN FRANCISCO, CA 94115
Clinical Neuropsychologist
2100 WEBSTER ST, STE 115
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1427301886, enumerated as an "organization" on October 23, 2012.

The provider is located at 2100 WEBSTER ST SUITE 314 SAN FRANCISCO, CA 94115 and the phone number is (415) 331-8390.

Internal Medicine with taxonomy code 207RP1001X and a focus in Pulmonary Disease.

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