DAVID G SCHAEFER M.D.
NPI 1508807645
Internal Medicine - Cardiovascular Disease in Rochester Hills, MI

NPI Status: Active since June 09, 2006

Contact Information

95 CHALMERS DR
ROCHESTER HILLS, MI
ZIP 48309
Phone: (248) 652-8943
Fax: (248) 652-8943

Get Directions Write a Review

  • Individual
  • Male
  • Internal Medicine
  • Cardiovascular Disease

About DAVID SCHAEFER

This page provides the complete NPI Profile along with additional information for David Schaefer, an internist established in Rochester Hills, Michigan with a medical specialization in Internal Medicine, focusing in cardiovascular disease . The healthcare provider is registered in the NPI registry with number 1508807645 assigned on June 2006. The practitioner's primary taxonomy code is 207RC0000X with license number 036473 (MI). The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI
1508807645
Provider Name
DAVID G SCHAEFER M.D.
Gender
Male
Entity Type
Individual
Location Address
95 CHALMERS DR ROCHESTER HILLS, MI 48309
Location Phone
(248) 652-8943
Location Fax
(248) 652-8943
Mailing Address
95 CHALMERS DR ROCHESTER HILLS, MI 48309
Mailing Phone
(248) 652-8943
Mailing Fax
(248) 652-8943
Is Sole Proprietor?
Yes
Enumeration Date
06-09-2006
Last Update Date
12-11-2015
Code Navigator

An internist like David Schaefer 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 Cardiovascular Disease

Taxonomy Code
207RC0000X
Type
Allopathic & Osteopathic Physicians
License No.
036473
License State
MI
Taxonomy Description
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

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
A74673MEDICARE UPIN (02) 

Reviews for DAVID G SCHAEFER 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 1508807645, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
5
Unchanged
Pos 3
0
Doubled → 0
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
0
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
6
Unchanged
Pos 9
4
Doubled → 8
Check
5
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 8 → 16 → 7 7 → 14 → 5 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 0 + 8 + 1 + 6 + 0 + 1 + 4 + 6 + 8 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1508807645.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1508807645, enumerated as an "individual" on June 09, 2006.

The provider is located at 95 CHALMERS DR ROCHESTER HILLS, MI 48309 and the phone number is (248) 652-8943.

Internal Medicine with taxonomy code 207RC0000X and a focus in Cardiovascular Disease.

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