NATALIE R. SACKS M.D.
NPI 1851590897
Internal Medicine - Medical Oncology in San Francisco, CA

NPI Status: Active since July 11, 2007

Contact Information

995 POTRERO AVE
BLDG.80, WARD 84
SAN FRANCISCO, CA
ZIP 94110
Phone: (415) 476-4082
Fax: (415) 476-6953

Get Directions Write a Review

  • Individual
  • Female
  • Internal Medicine
  • Medical Oncology

About NATALIE SACKS

This page provides the complete NPI Profile along with additional information for Natalie Sacks, an internist established in San Francisco, California with a medical specialization in Internal Medicine, focusing in medical oncology . The healthcare provider is registered in the NPI registry with number 1851590897 assigned on July 2007. The practitioner's primary taxonomy code is 207RX0202X with license number A63551 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1851590897
Provider Name
NATALIE R. SACKS M.D.
Gender
Female
Entity Type
Individual
Location Address
995 POTRERO AVE BLDG.80, WARD 84 SAN FRANCISCO, CA 94110
Location Phone
(415) 476-4082
Location Fax
(415) 476-6953
Mailing Address
PO BOX 7464 SAN FRANCISCO, CA 94120
Mailing Phone
(415) 206-3103
Mailing Fax
(415) 476-6953
Is Sole Proprietor?
No
Enumeration Date
07-11-2007
Last Update Date
07-11-2007
Code Navigator

An internist like Natalie Sacks 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 Medical Oncology

Taxonomy Code
207RX0202X
Type
Allopathic & Osteopathic Physicians
License No.
A63551
License State
CA
Taxonomy Description
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

A63551 (CA)

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
G83730MEDICARE UPIN (02) 
00A635510MEDICAID (05)CA 
00A635511MEDICARE PIN (08)CA 

Reviews for NATALIE R. SACKS M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1851590897, 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
8
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
9
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
9
Doubled → 18 → 1 + 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 5 → 10 → 1 5 → 10 → 1 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 1 + 0 + 9 + 0 + 8 + 1 + 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 1851590897.

Other Providers at the Same Location


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

Internal Medicine
995 POTRERO AVE, WARD 84
SAN FRANCISCO, CA 94110
Pharmacist (Pharmacotherapy)
995 POTRERO AVE, UCSF POSITIVE HEALTH PRACTICE, BLDG 80, WARD 86
SAN FRANCISCO, CA 94110
Nurse Practitioner (Family)
995 POTRERO AVE, FAMILY HEALTH CENTER, WARD 83
SAN FRANCISCO, CA 94110
Family Medicine
995 POTRERO AVE, WARD 83
SAN FRANCISCO, CA 94110
Internal Medicine
995 POTRERO AVE, BLDG 80 WARD 84
SAN FRANCISCO, CA 94110
Internal Medicine
995 POTRERO AVE, BLDG 80 WARD 84
SAN FRANCISCO, CA 94110
Internal Medicine
995 POTRERO AVE, BLDG 80 WARD 84
SAN FRANCISCO, CA 94110
Internal Medicine
995 POTRERO AVE, SFGH BUILDING 80, WARD 84
SAN FRANCISCO, CA 94110
Nurse Practitioner
995 POTRERO AVE, WARD 86
SAN FRANCISCO, CA 94110
Nurse Practitioner (Pediatrics)
995 POTRERO AVE, BUILDING 80, RM 239
SAN FRANCISCO, CA 94110
Social Worker (Clinical)
995 POTRERO AVE, SFGH/CASARC WARD 82
SAN FRANCISCO, CA 94110
Internal Medicine (Infectious Disease)
995 POTRERO AVE, BOX 0874
SAN FRANCISCO, CA 94110
Nurse Practitioner (Adult Health)
995 POTRERO AVE, BLDG 80, 6TH FLOOR
SAN FRANCISCO, CA 94110
Nurse Practitioner (Adult Health)
995 POTRERO AVE, SAN FRANCISCO GENERAL HOSPITAL BUILDING 80, WARD 86
SAN FRANCISCO, CA 94110
Psychologist (Clinical)
995 POTRERO AVE, BLDG 80 WARD 82 RM 239 CASARC
SAN FRANCISCO, CA 94110
Internal Medicine
995 POTRERO AVE, URGENT CARE CENTER - BUILDING 80, WARD 81
SAN FRANCISCO, CA 94110
Counselor (Addiction (Substance Use Disorder))
995 POTRERO AVE, WARD 93
SAN FRANCISCO, CA 94110
Internal Medicine
995 POTRERO AVE, BUILDING 80, 6TH FLOOD
SAN FRANCISCO, CA 94110
Pharmacist
995 POTRERO AVE, BUILDING 80- MAILSTOP 0874
SAN FRANCISCO, CA 94110
Registered Nurse (Continuing Education/Staff Development)
995 POTRERO AVE, BUILDING 80, WARD 86
SAN FRANCISCO, CA 94110

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851590897, enumerated as an "individual" on July 11, 2007.

The provider is located at 995 POTRERO AVE BLDG.80, WARD 84 SAN FRANCISCO, CA 94110 and the phone number is (415) 476-4082.

Internal Medicine with taxonomy code 207RX0202X and a focus in Medical Oncology.

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