JEFFREY S MORMOL MD
NPI 1639103377
Obstetrics & Gynecology in Saint Louis, MO
About Jeffrey S Mormol Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFREY S MORMOL MD (NPI 1639103377) is an individual obstetrics & gynecology provider in Saint Louis, Missouri, licensed in Missouri (104361) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Barnes Jewish Hospital, and is a graduate of Washington University School Of Medicine (1991).
NPPES Registry Identity
Specialties & Licenses
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
Jeffrey S Mormol 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 Reassignments
4Medicare enrollment records show Jeffrey Mormol reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63131
- Reassigned Medicare billing, Missouri enrollment
- 82 clinicians in this Medicare group
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 611 clinicians in this Medicare group
Saint Clair, MO 63077
- Reassigned Medicare billing, Missouri enrollment
- Also billed through NPI 1396827408 (Missouri)
- 76 clinicians in this Medicare group
Farmington, MO 63640
- Reassigned Medicare billing, Missouri enrollment
- 71 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.
Areas of Expertise CMS Part B claims 4
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Barnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOMissouri Baptist Medical Center
Acute Care Hospitals · Town And Country, MOBarnes-Jewish West County Hospital
Acute Care Hospitals · Creve Coeur, MOSt Lukes Hospital
Acute Care Hospitals · Chesterfield, MOPhysician 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.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CREVE COEUR, 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 Jeffrey Mormol's NPI number?
The NPI number for Jeffrey Mormol is 1639103377. It was assigned to this individual provider in the NPPES registry on July 10, 2006.
Where is Jeffrey Mormol located?
Jeffrey Mormol practices at 555 N New Ballas Rd Ste 240, Saint Louis, MO 63141. The listed phone number is (314) 842-0340.
What is Jeffrey Mormol's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Jeffrey Mormol enrolled in Medicare?
Yes. Jeffrey Mormol 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 organizations bill Medicare for Jeffrey Mormol's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Mormol reassigns Medicare benefits to 4 organizations: Missouri Baptist Medical Center (Saint Louis, MO), Physician Groups Lc (Saint Louis, MO), Missouri Baptist Hospital Of Sullivan (Saint Clair, MO) and Parkland Health Center (Farmington, MO). Each 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 Jeffrey Mormol's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jeffrey Mormol accept?
Health plans from Anthem Blue Cross and Blue Shield and UnitedHealthcare list Jeffrey Mormol 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 Jeffrey Mormol affiliated with any hospitals?
According to CMS data, Jeffrey Mormol is affiliated with Barnes Jewish Hospital, Missouri Baptist Medical Center, Barnes-Jewish West County Hospital and St Lukes Hospital.
When was this NPI record last updated?
The NPPES record for Jeffrey Mormol was last updated on February 16, 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.
# Jeffrey S Mormol, MD · NPI 1639103377
Obstetrics & Gynecology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since July 10, 2006.
## Identity
- **NPI:** 1639103377 (Entity type: Individual)
- **Enumerated:** July 10, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 104361 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 555 N NEW BALLAS RD STE 240, Saint Louis, MO 63141-6849
- **Phone:** (314) 842-0340 · **Fax:** (314) 842-0742
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Missouri Baptist Medical Center (NPI 1467461434, Saint Louis, MO); Physician Groups Lc (NPI 1285664268, Saint Louis, MO); Missouri Baptist Hospital Of Sullivan (NPI 1790953909, Saint Clair, MO); Parkland Health Center (NPI 1922016112, Farmington, MO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Washington University School Of Medicine, class of 1991
## Record status
- **NPPES last updated:** February 16, 2021
- **Other identifiers:** Medicaid 208079509 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1639103377) · Data from the CMS NPPES public registry.