1. Home
  2. Directory
  3. Massachusetts
  4. Worcester
  5. Internal Medicine
  6. NPI Profile

DR. PRANATHI NARAYANAREDDY
NPI 1013544741
Internal Medicine - Rheumatology in Worcester, MA

Active since March 24, 2020PECOS EnrolledAccepts Medicare Assignment
5 NEPONSET ST, WORCESTER, MA 01606(508) 595-2855(508) 425-5656 Get Directions Write a Review

NPPES record last updated: September 23, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 9, 2020, Mar 24, 2020 (2 updates tracked since 2020).

About Dr. Pranathi Narayanareddy NPPES

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

DR. PRANATHI NARAYANAREDDY (NPI 1013544741) is an individual rheumatology provider in Worcester, Massachusetts, licensed in Massachusetts (1024171) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1013544741
Entity TypeIndividualFemale
Primary Taxonomy207RR0500X
Provider Legal NameDR. PRANATHI NARAYANAREDDY
Location Address5 NEPONSET STWorcester, MA 01606-2714
Mailing Address5 Neponset StWorcester, MA 01606-2714 · (508) 595-2855 · Fax (508) 425-5656
Phone(508) 595-2855
Fax(508) 425-5656
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateMarch 24, 2020
Last NPPES UpdateSeptember 23, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 23, 2025
✔ NPI 1013544741 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in MA · 1024171
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
5 NEPONSET ST, Worcester, MA 01606
Open in Google Maps ↗

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. Pranathi Narayanareddy 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.

PECOS PAC ID42676546
PECOS Enrollment IDI20250721001623
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 Pranathi Narayanareddy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Reliant Medical Group, Inc
Same address
Family Medicine
5 NEPONSET ST
Worcester, MA 01606
  • Reassigned Medicare billing, Massachusetts enrollment
  • 718 clinicians in this Medicare group
NPI 1720017528 (508) 852-0600

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 01606 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
$134.47 typical visit price
range $58.86 – $177.36
Typical copayment $33.61 (range $14.71 – $44.34)
Most-billed visit code 99204
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
Most-billed visit code 99214
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.

ROBERT A YOOD MD
Internal Medicine (Rheumatology)
5 NEPONSET ST
WORCESTER, MA 01606
Worcester County (508) 595-2855
MATTHEW S HORSFIELD MD
Family Medicine
5 NEPONSET ST
WORCESTER, MA 01606
Worcester County (508) 425-5566
DANIELLE HARN NP
Nurse Practitioner (Family)
5 NEPONSET ST
WORCESTER, MA 01606
Worcester County (508) 425-5566
TERESA L STONE OD
Optometrist
5 NEPONSET ST
WORCESTER, MA 01606
Worcester County (508) 856-9599
MEAGHAN SAWTELLE
Physician Assistant
5 NEPONSET ST
WORCESTER, MA 01606
Worcester County (508) 368-7800
CHRISTINE CASTLE MSRD
Nutritionist
5 NEPONSET ST
WORCESTER, MA 01606
Worcester County (508) 852-6175
BRITTANY ALBERTA JASO PHD
Psychologist
5 NEPONSET ST
WORCESTER, MA 01606
Worcester County (508) 856-0732
JOSEPH H COHEN III MD
Internal Medicine (Endocrinology, Diabetes & Metabolism)
5 NEPONSET ST
WORCESTER, MA 01606
Worcester County (508) 425-5880

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 Pranathi Narayanareddy's NPI number?

The NPI number for Pranathi Narayanareddy is 1013544741. It was assigned to this individual provider in the NPPES registry on March 24, 2020.

Where is Pranathi Narayanareddy located?

Pranathi Narayanareddy practices at 5 Neponset St, Worcester, MA 01606. The listed phone number is (508) 595-2855.

What is Pranathi Narayanareddy's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Pranathi Narayanareddy enrolled in Medicare?

Yes. Pranathi Narayanareddy 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 Pranathi Narayanareddy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Pranathi Narayanareddy reassigns Medicare benefits to Reliant Medical Group, Inc (Worcester, MA). 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 Pranathi Narayanareddy'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 Pranathi Narayanareddy was last updated on September 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.