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DR. NINA RAJINI MANIAN MD
NPI 1124703921
General Practice in Saint Louis, MO

Active since June 19, 2023PECOS Enrolled
1 BARNES JEWISH HOSPITAL PLZ, DIV IM GENERAL MED, SAINT LOUIS, MO 63110(314) 747-3000(314) 996-8436 Get Directions Write a Review

NPPES record last updated: July 7, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 7, 2026, Jun 20, 2023 (2 updates tracked since 2023).

About Dr. Nina Rajini Manian Md NPPES

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

DR. NINA RAJINI MANIAN MD (NPI 1124703921) is an individual general practice provider in Saint Louis, Missouri, licensed in Missouri (2026010390) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS and is a graduate of Texas A & M University System, Hsc, College Of Medicine (2023).

NPPES Registry Identity

NPI1124703921
Entity TypeIndividualFemale
Primary Taxonomy208D00000X
Provider Legal NameDR. NINA RAJINI MANIANCredential: MD
Location Address1 BARNES JEWISH HOSPITAL PLZ, DIV IM GENERAL MEDSaint Louis, MO 63110-1003
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 747-3000 · Fax (314) 996-8436
Phone(314) 747-3000
Fax(314) 996-8436
Sole ProprietorNo
Medical School CMSTexas A & M University System, Hsc, College Of MedicineGraduated 2023
Enumeration DateJune 19, 2023
Last NPPES UpdateJuly 7, 20262 updates tracked since enumeration
NPPES CertifiedJune 20, 2023
✔ NPI 1124703921 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
License✔ Licensed in MO · 2026010390
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
Also ListedInternal MedicineTaxonomy 207R00000X · License 2026010390 (MO)
1 BARNES JEWISH HOSPITAL PLZ, Saint Louis, MO 63110
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Nina Rajini Manian Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8022574532
PECOS Enrollment IDI20260724004239
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.

Medicare Billing Reassignment

Medicare enrollment records show Nina Manian reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Washington University
6.4 mi
Multi-Specialty
660 S EUCLID AVE
Saint Louis, MO 63110
  • Reassigned Medicare billing, Missouri enrollment
  • 1,133 clinicians in this Medicare group
NPI 1992746903 (314) 747-5192

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

DR. MARGARET LEIGHTON MCNAIRY MD
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1700
MS. CHERYL ANNE WOOLSEY PA
Physician Assistant
1 BARNES JEWISH HOSPITAL PLZ, DIV IM MEDICAL ONCOLOGY
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1171
ANNA RABINOV ANNA RABINOV
Obstetrics & Gynecology
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
St. Louis City (314) 747-3000
MRS. MICHELLE MARIE BLOOM ACNP
Nurse Practitioner (Acute Care)
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110
St. Louis City (800) 862-9980
DR. FARIS ADAM BAKEER MD
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1700
DR. REHAN RAIS MD
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1700
DR. RANDY OLIVIER LAINE MD
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1700
DR. BRADLEY SETH KUSHNER MD
Surgery
1 BARNES JEWISH HOSPITAL PLZ, DIV SURG VASCULAR
SAINT LOUIS, MO 63110
St. Louis City (314) 273-7373

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 Nina Manian's NPI number?

The NPI number for Nina Manian is 1124703921. It was assigned to this individual provider in the NPPES registry on June 19, 2023.

Where is Nina Manian located?

Nina Manian practices at 1 Barnes Jewish Hospital Plz Div Im General Med, Saint Louis, MO 63110. The listed phone number is (314) 747-3000.

What is Nina Manian's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Nina Manian enrolled in Medicare?

Yes. Nina Manian is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Nina Manian's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nina Manian reassigns Medicare benefits to Washington University (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 Nina Manian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nina Manian accept?

Health plans from UnitedHealthcare list Nina Manian 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 Nina Manian was last updated on July 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.