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Karen Chang-chen in Chesterfield, Missouri

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Karen Chang-chen has Endocrinology as her primary medical specialty. Their primary office is: 224 S Woods Mill Rd in Chesterfield, Missouri.

They're a part of the: Endocrine Associates, Llc medical group which has around 3 members. You can call their office at 636-685-7744 to schedule an appointment. They also accept the Medicare-approved amount as payment in full. They attended Sorry, her university is not listed and graduated in 2003 (around 21 years of experience). They are listed as doing telehealth appointments.


Karen J Chang-chen Office Phone and Directions

Karen Chang-chen
Endocrine Associates, Llc
224 S Woods Mill Rd
Chesterfield, Missouri 63017
636-685-7744


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Phone: 636-685-7744


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Healthcare Info for Karen Chang-chen

Medical School: Sorry, her university is not listed
Graduation Year: 2003
The Primary Medical Specialty for Karen Chang-chen is listed as: Endocrinology
Approximate Years of Experience: 21
PAC (PECOS ID)#: 3577617687
NPI #: 1508916495
NPI Created On: 01/11/2007
NPI Last Updated Listed as: 07/28/2020
Primary Taxonomy Code: 207RE0101X
License Number:
2006018028
Listed Gender: Female

Insurance, Services, Charges


Forms of insurance accepted by include, but are not limited to:

  • Humana
  • Medicare

They are listed as accepting new patients.

Languages spoken by staff include: English.


Services and Procedures include:

  1. New patient office or other outpatient visit, typically 45 minutes
  2. Established patient office or other outpatient visit, typically 15 minutes
  3. Established patient office or other outpatient, visit typically 25 minutes
  4. Initial hospital inpatient care, typically 50 minutes per day
  5. Subsequent hospital inpatient care, typically 15 minutes per day
  6. Subsequent hospital inpatient care, typically 25 minutes per day
  7. Physician telephone patient service, 5-10 minutes of medical discussion
  8. Physician telephone patient service, 11-20 minutes of medical discussion

They took part in the Medicare Physician Quality Reporting System (PQRS).

Open Payments Data. This can include items to test (Durable Medical Equipment (DME)), Biological, Drug Samples, etc. This data must be reported to CMS.


Payments Total: $11

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794237419

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: IMMUNOLOGY

Name of Drug #1: SYNTHROID

Open Associated Drug #1: 0074-5182-90


Payments Total: $18

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794237421

Being Disputed:: No

Product Related: No


Payments Total: $11

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794237423

Being Disputed:: No

Product Related: No


Payments Total: $20

Number of Payments:: 1

Form of Payment: In-kind items and services

Record ID:: 794237425

Being Disputed:: No

Product Related: No


Payments Total: $650

Number of Payments:: 1

Form of Payment: Cash or cash equivalent

Third party is a Charity:: No

Record ID:: 818580905

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Diabetes

Name of Drug #1: TRULICITY

Open Associated Drug #1: 0002-1433-80


Payments Total: $650

Number of Payments:: 1

Form of Payment: Cash or cash equivalent

Third party is a Charity:: No

Record ID:: 818580907

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Diabetes

Name of Drug #1: TRULICITY

Open Associated Drug #1: 0002-1433-80


Payments Total: $650

Number of Payments:: 1

Form of Payment: Cash or cash equivalent

Third party is a Charity:: No

Record ID:: 818580909

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Diabetes

Name of Drug #1: TRULICITY

Open Associated Drug #1: 0002-1433-80


Payments Total: $650

Number of Payments:: 1

Form of Payment: Cash or cash equivalent

Third party is a Charity:: No

Record ID:: 818580911

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Diabetes

Name of Drug #1: TRULICITY

Open Associated Drug #1: 0002-1433-80


Payments Total: $650

Number of Payments:: 1

Form of Payment: Cash or cash equivalent

Third party is a Charity:: No

Record ID:: 818580919

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Diabetes

Name of Drug #1: TRULICITY

Open Associated Drug #1: 0002-1433-80


Payments Total: $650

Number of Payments:: 1

Form of Payment: Cash or cash equivalent

Third party is a Charity:: No

Record ID:: 818580913

Being Disputed:: No

Product Related: Yes

Drug or Biological: Drug

Product Category #1: Diabetes

Name of Drug #1: TRULICITY

Open Associated Drug #1: 0002-1433-80


Endocrinology Professionals in Chesterfield

222 S Woods Mill Rd
Chesterfield, MO
Diabetes And Endocrinology Specialists Inc

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Diabetes And Endocrinology Specialists Inc

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Physician Specialists Of St Lukes Llc

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Diabetes And Endocrinology Specialists Inc

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224 S Woods Mill Rd
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Endocrine Associates, Llc

Providers in Endocrine Associates, Llc

1.Karen Chang-chen

224 S Woods Mill Rd
Chesterfield Mo 63017-3609
Endocrine Associates, Llc
Endocrinology

2.Mireille El Hayek

2315 Dougherty Ferry Rd
Saint Louis Mo 63122-3379
Endocrine Associates, Llc
Endocrinology

3.Soumya Nadella

224 S Woods Mill Rd
Chesterfield Mo 63017-3609
Endocrine Associates, Llc
Endocrinology

View all 3 members of Endocrine Associates, Llc medical group