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PADMAJA K NAIDU MD
NPI 1952512121
Radiology - Diagnostic Radiology in Philadelphia, PA

Active since May 26, 2007PECOS Enrolled
3401 CIVIC CENTER BLVD, PHILADELPHIA, PA 19104(215) 590-1000 Get Directions Write a Review

NPPES record last updated: March 31, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Padmaja K Naidu Md NPPES

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

PADMAJA K NAIDU MD (NPI 1952512121) is an individual diagnostic radiology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD468791) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952512121
Entity TypeIndividualFemale
Primary Taxonomy2085R0202X
Provider Legal NamePADMAJA K NAIDUCredential: MD
Location Address3401 CIVIC CENTER BLVDPhiladelphia, PA 19104-3364
Mailing Address2929 Arch St Fl 12Philadelphia, PA 19104-2857
Phone(215) 590-1000
Sole ProprietorNo
Enumeration DateMay 26, 2007
Last NPPES UpdateMarch 31, 2025
NPPES CertifiedMarch 31, 2025
✔ NPI 1952512121 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in PA · MD468791
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Also ListedRadiology · Pediatric RadiologyTaxonomy 2085P0229X · License MD468791 (PA)
3401 CIVIC CENTER BLVD, Philadelphia, PA 19104
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Other Identifiers 1

Medicaid687031AZ

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Padmaja K Naidu Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

3

Medicare enrollment records show Padmaja Naidu reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Radiology Associates Of Children's Hospital, Inc
Same address
Pediatric Radiology
3401 CIVIC CENTER BLVD, RACH
Philadelphia, PA 19104
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 76 clinicians in this Medicare group
NPI 1467403261 (215) 590-1000
University Of Penn-Medical Group
Same address
Plastic Surgery
3400 CIVIC CENTER BLVD, SOUTH PAVILLION 1ST FLOOR
Philadelphia, PA 19104
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 3,488 clinicians in this Medicare group
NPI 1194113118 (215) 662-7300
Smi Imaging, LLC
2,072 mi
Diagnostic Radiology
6740 E CAMELBACK RD STE 100
Scottsdale, AZ 85251
  • Reassigned Medicare billing, Arizona enrollment
  • 178 clinicians in this Medicare group
NPI 1972004489 (602) 651-1945

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 19104 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
$92.69 typical visit price
range $59.88 – $180.99
Typical copayment $23.17 (range $14.97 – $45.24)
Most-billed visit code 99203
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
Most-billed visit code 99213
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.

AARON DORFMAN M.D.
Pediatrics (Pediatric Cardiology)
3401 CIVIC CENTER BLVD, CHILDREN'S HOSPITAL OF PHILADELPHIA - CARDIOLOGY
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-4040
MS. NICOLE MARIE KOEPKE CRNP
Nurse Practitioner (Pediatrics)
3401 CIVIC CENTER BLVD, CHILDREN'S HOSPITAL OF PHILADELPHIA - EMERGENCY MED
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-1944
DR. CASSANDRA ALYS LIGH MD
Surgery (Plastic and Reconstructive Surgery)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-2208
DR. PREETI SOI
Psychiatry & Neurology (Child & Adolescent Psychiatry)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-7555
ROSALIND USHER M.D.
Pediatrics (Developmental - Behavioral Pediatrics)
3401 CIVIC CENTER BLVD, DIVISION OF DEVELOPMENTAL AND BEHAVIORAL PEDIATRICS
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-6336
DR. MATTHEW DAVID SCHREIER MD
Pediatrics (Pediatric Cardiology)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-1000
DR. TERRENCE CALDWELL JR. PHARMD
Pharmacist (Pediatrics)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-1000
ALYSSA STIEFEL CRNP
Nurse Practitioner (Pediatrics)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-1000

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 Padmaja Naidu's NPI number?

The NPI number for Padmaja Naidu is 1952512121. It was assigned to this individual provider in the NPPES registry on May 26, 2007.

Where is Padmaja Naidu located?

Padmaja Naidu practices at 3401 Civic Center Blvd, Philadelphia, PA 19104. The listed phone number is (215) 590-1000.

What is Padmaja Naidu's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Padmaja Naidu enrolled in Medicare?

Yes. Padmaja Naidu is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Padmaja Naidu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Padmaja Naidu reassigns Medicare benefits to 3 organizations: Radiology Associates Of Children's Hospital, Inc (Philadelphia, PA), University Of Penn-Medical Group (Philadelphia, PA) and Smi Imaging, LLC (Scottsdale, AZ). 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 Padmaja Naidu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Padmaja Naidu was last updated on March 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.