WILLIAM ZIMMER MD PC
NPI 1194919522
Internal Medicine - Hematology & Oncology in Springfield, IL

NPI Status: Active since August 29, 2007

Contact Information

301 N 8TH ST
SUITE 1 B201
SPRINGFIELD, IL
ZIP 62701
Phone: (217) 535-3799
Fax: (217) 525-5685

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  • Organization
  • Internal Medicine
  • Hematology & Oncology

About WILLIAM ZIMMER MD PC

This page provides the complete NPI Profile along with additional information for William Zimmer Md Pc, an internist established in Springfield, Illinois operating as a Internal Medicine, focusing in hematology & oncology . The healthcare provider is registered in the NPI registry with number 1194919522 assigned on August 2007. The practitioner's primary taxonomy code is 207RH0003X. The provider is registered as an organization and their NPI record was last updated 19 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 Dr. William R Zimmer Md (Owner)

NPI
1194919522
Provider Name
WILLIAM ZIMMER MD PC
Entity Type
Organization
Location Address
301 N 8TH ST SUITE 1 B201 SPRINGFIELD, IL 62701
Location Phone
(217) 535-3799
Location Fax
(217) 525-5685
Mailing Address
801 E CARPENTER ST PO BOX 1977 SPRINGFIELD, IL 62702
Mailing Phone
(217) 544-6464
Mailing Fax
(217) 525-5685
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-29-2007
Last Update Date
10-02-2007
Code Navigator

An internist like William Zimmer Md Pc 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 Hematology & Oncology

Taxonomy Code
207RH0003X
Type
Allopathic & Osteopathic Physicians
License State
IL
Taxonomy Description
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

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

DR. WILLIAM R ZIMMER MD

Authorized Official Title
OWNER
Authorized Official Phone
(217) 544-6464

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
634600MEDICARE PIN (08)IL 
215510MEDICARE PIN (08)IL 

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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 1194919522, 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 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
1
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
4
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
1
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
5
Unchanged
Pos 9
2
Doubled → 4
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 9 → 18 → 9 9 → 18 → 9 9 → 18 → 9 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 8 + 4 + 1 + 8 + 1 + 1 + 8 + 5 + 4 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1194919522.

Other Providers at the Same Location


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

Otolaryngology
301 N 8TH ST
SPRINGFIELD, IL 62701
Otolaryngology
301 N 8TH ST
SPRINGFIELD, IL 62701
Otolaryngology
301 N 8TH ST
SPRINGFIELD, IL 62701
Surgery (Pediatric Surgery)
301 N 8TH ST, PAV4A
SPRINGFIELD, IL 62701
Orthopaedic Surgery
301 N 8TH ST
SPRINGFIELD, IL 62701
Urology
301 N 8TH ST
SPRINGFIELD, IL 62701
Audiologist-Hearing Aid Fitter
301 N 8TH ST, STE PAV 5B
SPRINGFIELD, IL 62701
Audiologist
301 N 8TH ST, PAV 5B
SPRINGFIELD, IL 62701
Pediatrics
301 N 8TH ST
SPRINGFIELD, IL 62701
Pediatrics
301 N 8TH ST
SPRINGFIELD, IL 62701
Pediatrics
301 N 8TH ST
SPRINGFIELD, IL 62701
Pediatrics (Pediatric Nephrology)
301 N 8TH ST
SPRINGFIELD, IL 62701
Pharmacy (Community/Retail Pharmacy)
301 N 8TH ST, STE 1A106
SPRINGFIELD, IL 62701
Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
301 N 8TH ST, PAV4B
SPRINGFIELD, IL 62701
Internal Medicine (Hematology & Oncology)
301 N 8TH ST, STE 1B201
SPRINGFIELD, IL 62701
Pharmacist
301 N 8TH ST, STE 1A106
SPRINGFIELD, IL 62701
Internal Medicine (Infectious Disease)
301 N 8TH ST, 1ST FLOOR
SPRINGFIELD, IL 62701
Nurse Practitioner
301 N 8TH ST, PAV 4B
SPRINGFIELD, IL 62701
Optometrist
301 N 8TH ST, 2ND FLOOR
SPRINGFIELD, IL 62701
Eyewear Supplier
301 N 8TH ST
SPRINGFIELD, IL 62701

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1194919522, enumerated as an "organization" on August 29, 2007.

The provider is located at 301 N 8TH ST SUITE 1 B201 SPRINGFIELD, IL 62701 and the phone number is (217) 535-3799.

Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.

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