DOUGLAS C DESPAIN MD
NPI 1275525024
Family Medicine in Belleville, IL

Active since August 18, 2005
311 W LINCOLN ST STE 200, BELLEVILLE, IL 62220(618) 234-2566(618) 234-5650 Get Directions Write a Review

NPPES record last updated: December 16, 2021. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Dec 16, 2021, Jan 3, 2019 (2 updates tracked since 2019).

  • Individual
  • Male
  • Family Medicine

About DOUGLAS DESPAIN

This page provides the complete NPI Profile along with additional information for Douglas Despain, a primary care provider established in Belleville, Illinois with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1275525024 assigned on August 2005. The practitioner's primary taxonomy code is 207Q00000X with license number 036-082846 (IL). The provider is registered as an individual and his NPI record was last updated 5 years ago.

NPI
1275525024
Provider Name
DOUGLAS C DESPAIN MD
Gender
Male
Entity Type
Individual
Location Address
311 W LINCOLN ST STE 200 BELLEVILLE, IL 62220
Location Phone
(618) 234-2566
Location Fax
(618) 234-5650
Mailing Address
311 W LINCOLN ST SUITE 300 BELLEVILLE, IL 62220
Mailing Phone
(618) 234-2566
Mailing Fax
(618) 234-5650
Is Sole Proprietor?
No
Enumeration Date
08-18-2005
Last Update Date
12-16-2021
Code Navigator

A primary care provider (PCP) like Douglas Despain sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, 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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
036-082846
License State
IL
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

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.

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.

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
128607OTHER (01)MOBLUE CROSS BLUE SHIELD
678480001OTHER (01)DMERC
176990OTHER (01)HEALTHLINK
569579688OTHER (01)ILBLUE CROSS BLUE SHIELD
80037661OTHER (01)RR MEDICARE
1062714OTHER (01)UNITED HEALTHCARE/COMMERCIAL
166435OTHER (01)GROUP HEALTH PLAN
5553294OTHER (01)AETNA

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 25 times for 24 patients

Reviews for DOUGLAS C DESPAIN MD

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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 1275525024, 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 46. The final step is to find the difference between that total and the next multiple of ten (50 - 46 = 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
2
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
0
Unchanged
Pos 9
2
Doubled → 4
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 7 → 14 → 5 5 → 10 → 1 5 → 10 → 1 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 4 + 5 + 1 + 0 + 2 + 1 + 0 + 0 + 4 + 24 = 46

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

The next multiple of ten after 46 is 50. The difference is the calculated check digit.

50 - 46 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1275525024.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Physician Assistant
311 W LINCOLN ST STE 200
BELLEVILLE, IL 62220
Nurse Practitioner (Family)
311 W LINCOLN ST STE 200
BELLEVILLE, IL 62220
Family Medicine
311 W LINCOLN ST STE 200
BELLEVILLE, IL 62220
Family Medicine
311 W LINCOLN ST STE 200
BELLEVILLE, IL 62220
Family Medicine
311 W LINCOLN ST STE 200
BELLEVILLE, IL 62220
Family Medicine
311 W LINCOLN ST STE 200
BELLEVILLE, IL 62220
Family Medicine
311 W LINCOLN ST STE 200
BELLEVILLE, IL 62220

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275525024, enumerated as an "individual" on August 18, 2005.

The provider is located at 311 W LINCOLN ST STE 200 BELLEVILLE, IL 62220 and the phone number is (618) 234-2566.

Family Medicine with taxonomy code 207Q00000X.

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