CAROLYN M. JACHNA MD – NPI #1558378216
Internal Medicine

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Health Care Provider Taxonomy Code for Internal Medicine

CAROLYN JACHNA is a physician located in SAINT LOUIS, MO. NPPES has assigned the NPI number 1558378216 to CAROLYN JACHNA on August 02, 2006. It is a Type-1 NPI, indicating this NPI number is associated with an individual. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RE0101X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism

The NPI profile was last updated on Jul 21, 2025. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for CAROLYN JACHNA below.

NPI Profile for
CAROLYN M. JACHNA

NPI Number
1558378216
Enumeration Date

(about 20 years ago)
Entity Type
Type-1  Individual (Female)
Legal Name
CAROLYN M. JACHNA
Credentials
MD
Primary location
10 BARNES WEST DR
DIV IM BONE AND MINERAL, STE 200
SAINT LOUIS, MO 63141-6287
Phone: (314) 454-7775 Fax: (314) 996-3087
Mailing address
PO BOX 7412011
CHICAGO, IL 60674-2011
Phone: (314) 454-7775 Fax: (314) 996-3087
Sole Proprietor
No
Updated
Certification Date
Jul 21, 2025

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Identifiers

Identifiers for CAROLYN JACHNA

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

DescriptionIssuerStateIdentifier
medicaidMO205328016
Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RE0101X
- Internal Medicine / Endocrinology, Diabetes & Metabolism (Primary)		 MO 2005020837
207R00000X
- Internal Medicine		 MO 2005020837

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Endpoint

Health Information Exchange (HEI)

HEI is the mobilization of health care information electronically across organizations within a region, community or hospital system. Endpoints provide a simple and secure way for participants to send authenticated, encrypted health information directly to known, trusted recipients over the internet such as primary care physicians, specialists, hospitals, labs, etc.

Endpoint
https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/
Endpoint type
FHIR URL
Endpoint Description
Content Type
Affiliation
Y
Endpoint Location
10 BARNES WEST DR,
SAINT LOUIS, MO 77025-1669

Additional Information

Education
NORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL - Graduated 1998
Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
CAROLYN JACHNA is affiliated with the following medical group(s):
  • HOSPITAL
    • BARNES JEWISH HOSPITAL
      ONE BARNES-JEWISH HOSPITAL PLAZA
      SAINT LOUIS, MO 63110
    • BARNES-JEWISH ST PETERS HOSPITAL
      10 HOSPITAL DR
      SAINT PETERS, MO 63376
    • BARNES-JEWISH WEST COUNTY HOSPITAL
      12634 OLIVE BOULEVARD
      CREVE COEUR, MO 63141
    • MISSOURI BAPTIST MEDICAL CENTER
      3015 N BALLAS RD
      TOWN AND COUNTRY, MO 63131
    • ST LUKES HOSPITAL
      232 S WOODS MILL RD
      CHESTERFIELD, MO 63017

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.