DR. IANA PETROVA JELIAZKOVA M.D.
NPI 1689887432
Internal Medicine in Saint Louis, MO

Active since May 08, 2007PECOS EnrolledAccepts Medicare Assignment
615 S NEW BALLAS RD, SAINT LOUIS, MO 63141(314) 251-6339(314) 251-4564 Get Directions Write a Review

NPPES record last updated: December 1, 2014. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Iana Petrova Jeliazkova M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. IANA PETROVA JELIAZKOVA M.D. (NPI 1689887432) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (2005018413) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Other (1995).

NPPES Registry Identity

NPI1689887432
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. IANA PETROVA JELIAZKOVACredential: M.D.
Location Address615 S NEW BALLAS RDSaint Louis, MO 63141-8221
Mailing Address621 S New Ballas Rd, Suite 3016bSaint Louis, MO 63141-8232 · (314) 251-6339 · Fax (314) 251-4564
Fax(314) 251-4564
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateMay 8, 2007
Last NPPES UpdateDecember 1, 2014
NPI 1689887432 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MO · 2005018413
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

615 S NEW BALLAS RD, Saint Louis, MO 63141

Other Identifiers 5

Medicare PIN133890008MO
OtherP00673725MO · Railroad Medicare
Medicare PIN133360007MO
OtherP01299642MO · Railroad Medicare
Medicaid1689887432MO

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Iana Petrova Jeliazkova M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6901960400
PECOS Enrollment IDI20090128000312
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
220 services213 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
58 services58 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Mercy Hospital Washington

Acute Care Hospitals · Washington, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260052
Location901 East 5th StreetWashington, MO 63090 · Franklin County
Emergency services

Mercy Hospital Lincoln

Critical Access Hospitals · Troy, MO
OwnershipGovernment - Local
CMS Certification Number261319
Location1000 East Cherry StreetTroy, MO 63379 · Lincoln County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63141 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Family)
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
Nurse Practitioner (Family)
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
Internal Medicine
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
Internal Medicine
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
Anesthesiologist Assistant
615 S NEW BALLAS RD, DEPT OF ANESTHESIOLOGY
SAINT LOUIS, MO 63141
Dentist (General Practice)
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
Nurse Practitioner (Psychiatric/Mental Health)
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141
Internal Medicine
615 S NEW BALLAS RD
SAINT LOUIS, MO 63141

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Iana Jeliazkova's NPI number?

The NPI number for Iana Jeliazkova is 1689887432. It was assigned to this individual provider in the NPPES registry on May 8, 2007.

Where is Iana Jeliazkova located?

Iana Jeliazkova practices at 615 S New Ballas Rd, Saint Louis, MO 63141. The listed phone number is (314) 251-6339.

What is Iana Jeliazkova's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Iana Jeliazkova enrolled in Medicare?

Yes. Iana Jeliazkova is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Iana Jeliazkova accept?

Health plans from Medica list Iana Jeliazkova as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Iana Jeliazkova affiliated with any hospitals?

According to CMS data, Iana Jeliazkova is affiliated with Mercy Hospital St Louis, Mercy Hospital Washington and Mercy Hospital Lincoln.

When was this NPI record last updated?

The NPPES record for Iana Jeliazkova was last updated on December 1, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.