DR. MARK WILSON BRUNVAND MD
NPI 1891779534
Internal Medicine - Hematology & Oncology in Denver, CO

NPI Status: Active since December 06, 2005

Contact Information

1721 E 19TH AVE
STE 300
DENVER, CO
ZIP 80218
Phone: (720) 754-4800
Fax: (720) 754-4801

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  • Individual
  • Male
  • Internal Medicine
  • Hematology & Oncology

About MARK BRUNVAND

This page provides the complete NPI Profile along with additional information for Mark Brunvand, an internist established in Denver, Colorado with a medical specialization in Internal Medicine, focusing in hematology & oncology . The healthcare provider is registered in the NPI registry with number 1891779534 assigned on December 2005. The practitioner's primary taxonomy code is 207RH0003X with license number 26243 (CO). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1891779534
Provider Name
DR. MARK WILSON BRUNVAND MD
Gender
Male
Entity Type
Individual
Location Address
1721 E 19TH AVE STE 300 DENVER, CO 80218
Location Phone
(720) 754-4800
Location Fax
(720) 754-4801
Mailing Address
4900 S MONACO ST SUITE 210 DENVER, CO 80237
Mailing Phone
(720) 754-4800
Mailing Fax
(720) 754-4801
Is Sole Proprietor?
No
Enumeration Date
12-06-2005
Last Update Date
02-07-2014
Code Navigator

An internist like Mark Brunvand 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 No.
26243
License State
CO
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.

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
200604790BMEDICAID (05)KS 
37709003MEDICAID (05)NM 
01026244MEDICAID (05)CO 
C203038MEDICARE PIN (08)CO 
10025893500MEDICAID (05)NE 
E69953MEDICARE UPIN (02) 
117831800MEDICAID (05)WY 
200604791BMEDICAID (05)KS 
COA103222MEDICARE PIN (08)CO 
1891779534MEDICAID (05)WY 
P00937758MEDICARE PIN (08)CO 

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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 1891779534, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
7
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
5
Unchanged
Pos 9
3
Doubled → 6
Check
4
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 7 → 14 → 5 9 → 18 → 9 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 4 + 7 + 1 + 8 + 5 + 6 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1891779534.

Other Providers at the Same Location


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

Occupational Therapist
1721 E 19TH AVE, SUITE 220
DENVER, CO 80218
Psychiatry & Neurology (Psychiatry)
1721 E 19TH AVE, SUITE 528
DENVER, CO 80218
Surgery
1721 E 19TH AVE, SUITE 404
DENVER, CO 80218
Specialist
1721 E 19TH AVE, SUITE 172
DENVER, CO 80218
Occupational Therapist
1721 E 19TH AVE, SUITE 220
DENVER, CO 80218
Obstetrics & Gynecology
1721 E 19TH AVE, #454
DENVER, CO 80218
Occupational Therapist
1721 E 19TH AVE, STE 220
DENVER, CO 80218
Pediatrics (Pediatric Pulmonology)
1721 E 19TH AVE, SUITE 244
DENVER, CO 80218
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1721 E 19TH AVE, SUITE 500
DENVER, CO 80218
Internal Medicine
1721 E 19TH AVE, SUITE 500
DENVER, CO 80218
Dietitian, Registered
1721 E 19TH AVE, SUITE 404
DENVER, CO 80218
Dentist
1721 E 19TH AVE, SUITE 270
DENVER, CO 80218
Durable Medical Equipment & Medical Supplies (Customized Equipment)
1721 E 19TH AVE, STE 220
DENVER, CO 80218
Clinic/Center
1721 E 19TH AVE, SUITE 434
DENVER, CO 80218
Physician Assistant
1721 E 19TH AVE, SUITE 434
DENVER, CO 80218
Student in an Organized Health Care Education/Training Program
1721 E 19TH AVE, SUITE 520
DENVER, CO 80218
Surgery
1721 E 19TH AVE, SUITE 404
DENVER, CO 80218
General Acute Care Hospital
1721 E 19TH AVE, #520
DENVER, CO 80218
Surgery
1721 E 19TH AVE, SUITE 404
DENVER, CO 80218
Specialist
1721 E 19TH AVE, SUITE #404
DENVER, CO 80218

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891779534, enumerated as an "individual" on December 06, 2005.

The provider is located at 1721 E 19TH AVE STE 300 DENVER, CO 80218 and the phone number is (720) 754-4800.

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.