JAMES Y.GREENBERG, MD, A PROFESSIONAL CORPORATION
NPI 1003993247
Internal Medicine in San Francisco, CA

NPI Status: Active since November 01, 2006

Contact Information

2299 POST ST STE 205
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 474-7955
Fax: (415) 292-0718

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  • Organization
  • Internal Medicine

About JAMES Y.GREENBERG, MD, A PROFESSIONAL CORPORATION

This page provides the complete NPI Profile along with additional information for James Y.greenberg, Md, A Professional Corporation, an internist established in San Francisco, California operating as a Internal Medicine. The healthcare provider is registered in the NPI registry with number 1003993247 assigned on November 2006. The practitioner's primary taxonomy code is 207R00000X with license number A55519 (CA). The provider is registered as an organization and their NPI record was last updated 14 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 James Yakov Greenberg Md (President)

NPI
1003993247
Provider Name
JAMES Y.GREENBERG, MD, A PROFESSIONAL CORPORATION
Entity Type
Organization
Location Address
2299 POST ST STE 205 SAN FRANCISCO, CA 94115
Location Phone
(415) 474-7955
Location Fax
(415) 292-0718
Mailing Address
1730 16TH AVE SAN FRANCISCO, CA 94122
Mailing Phone
(415) 474-7955
Mailing Fax
(415) 292-0718
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
11-01-2006
Last Update Date
12-03-2012
Code Navigator

An internist like James Y.greenberg, Md, A Professional 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

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
A55519
License State
CA
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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

JAMES YAKOV GREENBERG MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(415) 474-7955

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
00A555191MEDICARE ID-TYPE UNSPECIFIED (04)CA 
G47501MEDICARE UPIN (02)CA 
00A555192MEDICAID (05)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 1003993247, 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
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
9
Unchanged
Pos 7
3
Doubled → 6
Pos 8
2
Unchanged
Pos 9
4
Doubled → 8
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 0 → 0 9 → 18 → 9 3 → 6 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 0 + 3 + 1 + 8 + 9 + 6 + 2 + 8 + 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 1003993247.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Podiatrist (Foot & Ankle Surgery)
2299 POST ST STE 205
SAN FRANCISCO, CA 94115
Podiatrist (Foot & Ankle Surgery)
2299 POST ST STE 205
SAN FRANCISCO, CA 94115
Podiatrist (Foot & Ankle Surgery)
2299 POST ST STE 205
SAN FRANCISCO, CA 94115
Podiatrist (Foot & Ankle Surgery)
2299 POST ST STE 205
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003993247, enumerated as an "organization" on November 01, 2006.

The provider is located at 2299 POST ST STE 205 SAN FRANCISCO, CA 94115 and the phone number is (415) 474-7955.

Internal Medicine with taxonomy code 207R00000X.

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