DR. HEATHER ALANNA WHELAN M.D.
NPI 1225185242
Internal Medicine in San Francisco, CA

NPI Status: Active since January 04, 2007

Contact Information

533 PARNASSUS AVE
U101
SAN FRANCISCO, CA
ZIP 94143
Phone: (415) 476-6759

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  • Individual
  • Female
  • Internal Medicine

About HEATHER WHELAN

This page provides the complete NPI Profile along with additional information for Heather Whelan, an internist established in San Francisco, California with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1225185242 assigned on January 2007. The practitioner's primary taxonomy code is 207R00000X with license number A76343 (CA). The provider is registered as an individual and her NPI record was last updated 15 years ago.

NPI
1225185242
Provider Name
DR. HEATHER ALANNA WHELAN M.D.
Gender
Female
Entity Type
Individual
Location Address
533 PARNASSUS AVE U101 SAN FRANCISCO, CA 94143
Location Phone
(415) 476-6759
Mailing Address
485 28TH ST SAN FRANCISCO, CA 94131
Mailing Phone
(646) 404-1938
Is Sole Proprietor?
No
Enumeration Date
01-04-2007
Last Update Date
03-25-2011
Code Navigator

An internist like Heather Whelan 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.
A76343
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.

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
I44544MEDICARE UPIN (02)NY 

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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 1225185242, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 2 + 8 + 1 + 0 + 2 + 8 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1225185242.

Other Providers at the Same Location


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

Genetic Counselor, MS
533 PARNASSUS AVE, UCSF MEDICAL GENETICS, RM. U100A
SAN FRANCISCO, CA 94143
Genetic Counselor, MS
533 PARNASSUS AVE, ROOM U100A
SAN FRANCISCO, CA 94143
Internal Medicine
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Pediatrics
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Ophthalmology
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Pediatrics (Pediatric Rheumatology)
533 PARNASSUS AVE, ROOM U-127, BOX 0107
SAN FRANCISCO, CA 94143
Medical Genetics (Clinical Genetics (M.D.))
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Chronic Disease Hospital
533 PARNASSUS AVE, C-430, BOX 0131
SAN FRANCISCO, CA 94143
Internal Medicine (Rheumatology)
533 PARNASSUS AVE, RM U384, BOX 0633
SAN FRANCISCO, CA 94143
Pediatrics (Neonatal-Perinatal Medicine)
533 PARNASSUS AVE, U503
SAN FRANCISCO, CA 94143
Nurse Practitioner (Adult Health)
533 PARNASSUS AVE, ROOM U380
SAN FRANCISCO, CA 94143
Nurse Practitioner (Pediatrics)
533 PARNASSUS AVE, ROOM U127, BOX 0105
SAN FRANCISCO, CA 94143
Nurse Practitioner (Pediatrics)
533 PARNASSUS AVE, ROOM U127, BOX 0107
SAN FRANCISCO, CA 94143
Genetic Counselor, MS
533 PARNASSUS AVE, CAMPUS BOX 0748
SAN FRANCISCO, CA 94143
Ophthalmology
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
General Acute Care Hospital
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Pediatrics (Neonatal-Perinatal Medicine)
533 PARNASSUS AVE, U-585, BOX 0748
SAN FRANCISCO, CA 94143
Medical Genetics (Clinical Genetics (M.D.))
533 PARNASSUS AVE
SAN FRANCISCO, CA 94143
General Acute Care Hospital (Children)
533 PARNASSUS AVE, BOX 0706
SAN FRANCISCO, CA 94143
Internal Medicine
533 PARNASSUS AVE, U-101
SAN FRANCISCO, CA 94143

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225185242, enumerated as an "individual" on January 04, 2007.

The provider is located at 533 PARNASSUS AVE U101 SAN FRANCISCO, CA 94143 and the phone number is (415) 476-6759.

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.