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SAI KATTA
NPI 1568810273
Internal Medicine - Endocrinology, Diabetes & Metabolism in Worcester, MA

Active since June 03, 2016PECOS EnrolledAccepts Medicare Assignment
123 SUMMER ST STE 630, WORCESTER, MA 01608(508) 363-5630(508) 363-5627 Get Directions Write a Review

NPPES record last updated: May 8, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 8, 2025, Apr 7, 2025 (2 updates tracked since 2025).

About Sai Katta NPPES

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

SAI KATTA (NPI 1568810273) is an individual endocrinology, diabetes & metabolism provider in Worcester, Massachusetts, licensed in Massachusetts (289955) and active in the NPI registry since June 2016. She is enrolled in Medicare PECOS, is affiliated with Umass Memorial Health - Harrington Hospital, and maintains 5 additional practice locations.

NPPES Registry Identity

NPI1568810273
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameSAI KATTA
Location Address123 SUMMER ST STE 630Worcester, MA 01608-1216
Mailing AddressPo Box 11760Belfast, ME 04915-4008 · (888) 402-7256 · Fax (888) 902-1099
Phone(508) 363-5630
Fax(508) 363-5627
Sole ProprietorYes
Medical School CMSOtherGraduated 2012
Enumeration DateJune 3, 2016
Last NPPES UpdateMay 8, 20252 updates tracked since enumeration
NPPES CertifiedMay 8, 2025
✔ NPI 1568810273 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in MA · 289955
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedGeneral Acute Care HospitalTaxonomy 282N00000X · License 267778 (MA)
123 SUMMER ST STE 630, Worcester, MA 01608
Open in Google Maps ↗

Secondary Practice Locations 5

Location 1123 summer street, saint vincent hospitalWorcester, MA 01608 · Phone (508) 363-6208
Location 2102 Shore Dr Ste 403Worcester, MA 01605-3154 · Phone (508) 852-5230 · Fax (508) 854-1402
Location 3813 Southbridge StAuburn, MA 01501-1323 · Phone (508) 832-0173 · Fax (508) 832-6479
Location 4123 Summer St Ste 535Worcester, MA 01608-1216 · Phone (508) 363-5189 · Fax (508) 363-7188
Location 51 Eaton Pl Ste 1BbWorcester, MA 01608-1232 · Phone (508) 363-5630 · Fax (508) 363-5627

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Taro Health.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

Sai Katta 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 ID5193123610
PECOS Enrollment IDI20211013001291
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 Sai Katta reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Saint Vincent Physician Services, Inc.
Same address
Family Medicine
123 SUMMER ST STE 279
Worcester, MA 01608
  • Reassigned Medicare billing, Massachusetts enrollment
  • 197 clinicians in this Medicare group
NPI 1013997329 (508) 363-6040
Central Mass Medical Group
22 mi
Endocrinology, Diabetes & Metabolism
SUITE 535, 123 SUMMER ST
Worcester, MA 01608
  • Reassigned Medicare billing, Massachusetts enrollment
  • 5 clinicians in this Medicare group
NPI 1164314290 (508) 635-1386
Arena Care And Wellness, LLC
39 mi
Clinic/Center
50 CONGRESS ST STE 620
Boston, MA 02109
  • Reassigned Medicare billing, Massachusetts enrollment
  • 6 clinicians in this Medicare group
NPI 1366143059 (617) 513-8568

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 8

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
142 services86 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
111 services46 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
56 services51 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
41 services36 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
32 services32 patients
Blood glucose (sugar) test performed by hand-held instrument 82962
A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.
30 services25 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Umass Memorial Health - Harrington Hospital

Acute Care Hospitals · Southbridge, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220019
Location100 South StreetSouthbridge, MA 01550 · Worcester County
Emergency services

St Vincent Hospital

Acute Care Hospitals · Worcester, MA
2/5 CMS rating
OwnershipProprietary
CMS Certification Number220176
Location123 Summer StreetWorcester, MA 01608 · Worcester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01608 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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
4 suppliers11 claims21 services$6.53 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ALLEN W FILIBERTI MD
Internal Medicine (Cardiovascular Disease)
123 SUMMER ST STE 630
WORCESTER, MA 01608
Worcester County (888) 277-0071
DR. MICHELLE LEIGH HADLEY D.O.
Internal Medicine (Cardiovascular Disease)
123 SUMMER ST STE 630
WORCESTER, MA 01608
Worcester County (888) 277-0071

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 Sai Katta's NPI number?

The NPI number for Sai Katta is 1568810273. It was assigned to this individual provider in the NPPES registry on June 3, 2016.

Where is Sai Katta located?

Sai Katta practices at 123 Summer St Ste 630, Worcester, MA 01608. The listed phone number is (508) 363-5630.

What is Sai Katta's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Sai Katta enrolled in Medicare?

Yes. Sai Katta 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 Sai Katta's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sai Katta reassigns Medicare benefits to 3 organizations: Saint Vincent Physician Services, Inc. (Worcester, MA), Central Mass Medical Group (Worcester, MA) and Arena Care And Wellness, LLC (Boston, MA). 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 Sai Katta's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sai Katta accept?

Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Sai Katta 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 Sai Katta affiliated with any hospitals?

According to CMS data, Sai Katta is affiliated with Umass Memorial Health - Harrington Hospital and St Vincent Hospital.

When was this NPI record last updated?

The NPPES record for Sai Katta was last updated on May 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.