NITIKA KASWAN MD
NPI 1609032028
Internal Medicine in Saint Louis, MO
About Nitika Kaswan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NITIKA KASWAN MD (NPI 1609032028) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (2011016188) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital South, and maintains a secondary practice location in Saint Louis.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Nitika Kaswan 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
6Medicare enrollment records show Nitika Kaswan reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63128
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: St Anthonys Physician Organization Hospitalist Services Lc
- 340 clinicians in this Medicare group
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 326 clinicians in this Medicare group
Bridgeton, MO 63044
- Reassigned Medicare billing, Missouri enrollment
- 301 clinicians in this Medicare group
Fenton, MO 63026
- Reassigned Medicare billing, Missouri enrollment
- 255 clinicians in this Medicare group
Festus, MO 63028
- Reassigned Medicare billing, Missouri enrollment
- 299 clinicians in this Medicare group
Washington, MO 63090
- Reassigned Medicare billing, Missouri enrollment
- 261 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 3
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital South
Acute Care Hospitals · Saint Louis, MOSsm Health Depaul Hospital St Louis
Acute Care Hospitals · Bridgeton, MOPhysician 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
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 Nitika Kaswan's NPI number?
The NPI number for Nitika Kaswan is 1609032028. It was assigned to this individual provider in the NPPES registry on August 5, 2008.
Where is Nitika Kaswan located?
Nitika Kaswan practices at 1201 S Grand Blvd, Saint Louis, MO 63104. The listed phone number is (314) 257-8000.
What is Nitika Kaswan's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Nitika Kaswan enrolled in Medicare?
Yes. Nitika Kaswan 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 Nitika Kaswan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nitika Kaswan reassigns Medicare benefits to 6 organizations: St Anthonys Physician Organization Hospitalist Services, L.C. (Saint Louis, MO), Mercy Clinic Adult Hospitalists - St. Louis, LLC (Saint Louis, MO), Sound Physicians Of Illinois, LLC (Bridgeton, MO), Cogent Healthcare Of Missouri, Inc (Fenton, MO), Mercy Clinic Adult Hospitalists- Jefferson, LLC (Festus, MO) and 1 more organization, listed in the Medicare section above. 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 Nitika Kaswan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nitika Kaswan accept?
Health plans from Medica list Nitika Kaswan 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 Nitika Kaswan affiliated with any hospitals?
According to CMS data, Nitika Kaswan is affiliated with Mercy Hospital South and Ssm Health Depaul Hospital St Louis.
When was this NPI record last updated?
The NPPES record for Nitika Kaswan was last updated on April 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.
# Nitika Kaswan, MD · NPI 1609032028
Internal Medicine physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since August 5, 2008.
## Identity
- **NPI:** 1609032028 (Entity type: Individual)
- **Enumerated:** August 5, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2011016188 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1201 S GRAND BLVD, Saint Louis, MO 63104-1016
- **Phone:** (314) 257-8000 · **Fax:** (314) 577-8019
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): St Anthonys Physician Organization Hospitalist Services, L.C. (NPI 1407216336, Saint Louis, MO); Mercy Clinic Adult Hospitalists - St. Louis, LLC (NPI 1841235108, Saint Louis, MO); Sound Physicians Of Illinois, LLC (NPI 1043598865, Bridgeton, MO); Cogent Healthcare Of Missouri, Inc (NPI 1780961599, Fenton, MO); Mercy Clinic Adult Hospitalists- Jefferson, LLC (NPI 1083052492, Festus, MO); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** April 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1609032028) · Data from the CMS NPPES public registry.