DR. HELEN M PAPPA MD
NPI 1134138993
Pediatrics - Pediatric Gastroenterology in St. Louis, MO
About Dr. Helen M Pappa Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HELEN M PAPPA MD (NPI 1134138993) is an individual pediatric gastroenterology provider in St. Louis, Missouri, licensed in Missouri (108729) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1988).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Helen M Pappa Md 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.
Medicare Billing Reassignment
Medicare enrollment records show Helen Pappa reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63104
- Reassigned Medicare billing, Missouri enrollment
- 1,294 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SAINT LOUIS, MO 63104
SAINT LOUIS, MO 63104
ST.LOUIS, MO 63104
SAINT LOUIS, MO 63104
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 Helen Pappa's NPI number?
The NPI number for Helen Pappa is 1134138993. It was assigned to this individual provider in the NPPES registry on August 7, 2006.
Where is Helen Pappa located?
Helen Pappa practices at 1465 S Grand Blvd, St. Louis, MO 63104. The listed phone number is (314) 268-4070.
What is Helen Pappa's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.
Is Helen Pappa enrolled in Medicare?
Yes. Helen Pappa 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.
Which organization bills Medicare for Helen Pappa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Helen Pappa reassigns Medicare benefits to Ssm Health Care Group (Saint Louis, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Helen Pappa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Helen Pappa accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 4 other insurers list Helen Pappa 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.
When was this NPI record last updated?
The NPPES record for Helen Pappa was last updated on January 18, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Helen M Pappa, MD · NPI 1134138993
Pediatric Gastroenterology physician in St. Louis, Missouri. Individual provider, active in the CMS NPPES registry since August 7, 2006.
## Identity
- **NPI:** 1134138993 (Entity type: Individual)
- **Enumerated:** August 7, 2006
- **Primary specialty:** Pediatrics - Pediatric Gastroenterology · taxonomy 2080P0206X
- **State license:** 108729 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1465 S GRAND BLVD, St. Louis, MO 63104-1003
- **Phone:** (314) 268-4070 · **Fax:** (314) 268-4021
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Ssm Health Care Group (NPI 1306589544, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** January 18, 2021
- **Other identifiers:** Medicaid 0138461 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1134138993) · Data from the CMS NPPES public registry.