DR. NICHOLAS MICHAEL METAS CHAPMAN DO
NPI 1366022212
Allergy & Immunology in Denver, CO

NPI Status: Active since April 13, 2021

Contact Information

1400 JACKSON ST
DENVER, CO
ZIP 80206
Phone: (877) 225-5654
Fax: (303) 270-2379

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  • Individual
  • Male
  • Allergy & Immunology
  • PECOS Enrolled

About NICHOLAS CHAPMAN

This page provides the complete NPI Profile along with additional information for Nicholas Chapman, a provider established in Denver, Colorado with a medical specialization in Allergy & Immunology. The healthcare provider is registered in the NPI registry with number 1366022212 assigned on April 2021. The practitioner's primary taxonomy code is 207K00000X with license number DR.0071734 (CO). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1366022212
Provider Name
DR. NICHOLAS MICHAEL METAS CHAPMAN DO
Gender
Male
Entity Type
Individual
Location Address
1400 JACKSON ST DENVER, CO 80206
Location Phone
(877) 225-5654
Location Fax
(303) 270-2379
Mailing Address
CARITAS INTERNAL MEDICINE CLINIC, 1960 OGDEN STREET SUITE 400 DENVER, CO 80218
Is Sole Proprietor?
No
Enumeration Date
04-13-2021
Last Update Date
03-07-2025
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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

Allergy & Immunology

Taxonomy Code
207K00000X
Type
Allopathic & Osteopathic Physicians
License No.
DR.0071734
License State
CO
Taxonomy Description
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Medicare Participation & PECOS Enrollment Status

Nicholas Chapman is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

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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 1366022212, 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 48. The final step is to find the difference between that total and the next multiple of ten (50 - 48 = 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
3
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
6
Unchanged
Pos 5
0
Doubled → 0
Pos 6
2
Unchanged
Pos 7
2
Doubled → 4
Pos 8
2
Unchanged
Pos 9
1
Doubled → 2
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 6 → 12 → 3 0 → 0 2 → 4 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 2 + 6 + 0 + 2 + 4 + 2 + 2 + 24 = 48

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

The next multiple of ten after 48 is 50. The difference is the calculated check digit.

50 - 48 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1366022212.

Other Providers at the Same Location


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

Internal Medicine (Rheumatology)
1400 JACKSON ST
DENVER, CO 80206
Internal Medicine (Pulmonary Disease)
1400 JACKSON ST, MEDICAL STAFF OFFICE
DENVER, CO 80206
Pharmacist (Pharmacotherapy)
1400 JACKSON ST, PHARMACY (A172)
DENVER, CO 80206
Registered Nurse
1400 JACKSON ST
DENVER, CO 80206
Clinical Neuropsychologist
1400 JACKSON ST
DENVER, CO 80206
Internal Medicine (Critical Care Medicine)
1400 JACKSON ST
DENVER, CO 80206
Internal Medicine (Pulmonary Disease)
1400 JACKSON ST
DENVER, CO 80206
Psychologist (Clinical)
1400 JACKSON ST
DENVER, CO 80206
Psychologist
1400 JACKSON ST
DENVER, CO 80206
Registered Nurse
1400 JACKSON ST
DENVER, CO 80206
Psychologist
1400 JACKSON ST
DENVER, CO 80206
Pediatrics (Pediatric Allergy/Immunology)
1400 JACKSON ST
DENVER, CO 80206
Registered Nurse
1400 JACKSON ST
DENVER, CO 80206
Registered Nurse
1400 JACKSON ST
DENVER, CO 80206
Internal Medicine
1400 JACKSON ST
DENVER, CO 80206
Registered Nurse
1400 JACKSON ST
DENVER, CO 80206
Physical Therapist
1400 JACKSON ST
DENVER, CO 80206
Physical Therapist
1400 JACKSON ST
DENVER, CO 80206
Speech-Language Pathologist
1400 JACKSON ST
DENVER, CO 80206
Physical Therapy Assistant
1400 JACKSON ST
DENVER, CO 80206

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1366022212, enumerated as an "individual" on April 13, 2021.

The provider is located at 1400 JACKSON ST DENVER, CO 80206 and the phone number is (877) 225-5654.

Allergy & Immunology with taxonomy code 207K00000X.