SHEKHAR K CHALLA MD
NPI 1144291733
Internal Medicine - Gastroenterology in Topeka, KS

Q: What is Shekhar Challa's NPI number?

The NPI number for Shekhar Challa is 1144291733. It was assigned to this individual provider in the NPPES registry on January 31, 2006.

Q: What is Shekhar Challa's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Shekhar Challa was last updated on January 6, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.

Active since January 31, 2006PECOS EnrolledAccepts Medicare Assignment

82.14/100

CMS Quality Rating

2200 SW 6TH AVE, TOPEKA, KS 66606(785) 354-8518(785) 354-1255 Get Directions Write a Review

NPPES record last updated: January 6, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Shekhar K Challa Md NPPES

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

SHEKHAR K CHALLA MD (NPI 1144291733) is an individual gastroenterology provider in Topeka, Kansas, licensed in Kansas (0421714) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Kansas Health System - St Francis Campus, and is a graduate of Other (1978).

NPPES Registry Identity

NPI1144291733

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameSHEKHAR K CHALLACredential: MD

Location Address2200 SW 6TH AVETopeka, KS 66606-1707

Mailing Address2200 Sw 6th Ave, Ste 104Topeka, KS 66606-1707 · (785) 354-8518 · Fax (785) 354-1255

Phone(785) 354-8518

Fax(785) 354-1255

Sole ProprietorNo

Medical School CMSOtherGraduated 1978

Enumeration DateJanuary 31, 2006

Last NPPES UpdateJanuary 6, 2014

✔ NPI 1144291733 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in KS · 0421714

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

2200 SW 6TH AVE, Topeka, KS 66606

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Other Identifiers 4

Other110170930Rr Medicare

Medicare ID-Type Unspecified053754KS

Medicaid100205920DKS

Medicare UPINB91268

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Sunflower Health Plan, Ambetter Health, Ambetter Health of Delaware and more.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

Shekhar K Challa 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.

PECOS PAC ID7911949938

PECOS Enrollment IDI20050531000619

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 Shekhar Challa reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kansas Medical Clinic PA

Same address

MOHS-Micrographic Surgery

2200 SW 6TH AVE
Topeka, KS 66606

Reassigned Medicare billing, Kansas enrollment
44 clinicians in this Medicare group

NPI 1508877523 (785) 354-8518

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 16

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.

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

271 services266 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

218 services215 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

200 services198 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

116 services116 patients

Dilation of esophagus 43450

Dilation of the esophagus is a procedure aimed to stretch or open up your esophagus (the tube connecting your mouth to your stomach) when it's narrow. It helps to improve swallowing and alleviate discomfort. It's typically performed using a flexible tube or balloon, under sedation.

76 services71 patients

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.

70 services65 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

70 services42 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

60 services19 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.

46 services45 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

45 services45 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

36 services36 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

34 services33 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.

34 services34 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

29 services28 patients

Imaging of digestive tract done from the inside of the digestive tract 91110

This procedure, known as an endoscopy, involves a small camera being passed into the digestive tract. It helps doctors to see the inside of your digestive system in detail. This can aid in diagnosing conditions or planning treatments. It's generally safe and can provide valuable information.

22 services22 patients

Ultrasound scan of organ tissue for measuring elasticity 76981

An ultrasound scan of organ tissue measures elasticity, or flexibility. This non-invasive procedure uses sound waves to create images of the inside of your body. It helps in assessing the health of various organs by detecting changes in their stiffness or softness.

15 services15 patients

Hospital Affiliations CMS Care Compare 2

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

University Of Kansas Health System - St Francis Campus

Acute Care Hospitals · Topeka, KS

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number170016

Location1700 SW 7th StreetTopeka, KS 66606 · Shawnee County

Emergency services Birthing friendly

Coffey County Hospital

Critical Access Hospitals · Burlington, KS

OwnershipGovernment - Local

CMS Certification Number171385

Location801 N Fourth StreetBurlington, KS 66839 · Coffey County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 66606 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

$122.41 typical visit price

range $53.00 – $161.67

Typical copayment $30.60 (range $13.25 – $40.41)

Most-billed visit code 99204

Established Patient

$94.12 typical visit price

range $16.88 – $132.11

Typical copayment $23.53 (range $4.22 – $33.02)

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.

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.

82.14/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

70.02

Promoting Interoperability

Improvement Activities

Cost

72.11

Other Providers at the Same Location NPPES 12

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

ROGER VICKERY CRNA

Nurse Anesthetist, Certified Registered

2200 SW 6TH AVE
TOPEKA, KS 66606

Shawnee County (785) 354-8518

KANSAS MEDICAL CLINIC PA

Clinical Medical Laboratory

2200 SW 6TH AVE
TOPEKA, KS 66606

Shawnee County (785) 354-8518

JAYDA MICHELLE RUPP APRN

Nurse Practitioner

2200 SW 6TH AVE, SUITE 104
TOPEKA, KS 66606

Shawnee County (785) 354-8518

DR. QAISER A SUFI MD

Pathology (Anatomic Pathology & Clinical Pathology)

2200 SW 6TH AVE
TOPEKA, KS 66606

Shawnee County (785) 354-8518

ENDOSCOPY CENTER OF TOPEKA LP

Clinic/Center (Ambulatory Surgical)

2200 SW 6TH AVE, SUITE 103
TOPEKA, KS 66606

Shawnee County (785) 354-1254

LAURA L WELBORN ARNP

Nurse Practitioner

2200 SW 6TH AVE, STE 104
TOPEKA, KS 66606

Shawnee County (785) 354-8518

MRS. STACY KAY DIPMAN HAM CRNA

Nurse Anesthetist, Certified Registered

2200 SW 6TH AVE, SUITE 103
TOPEKA, KS 66606

Shawnee County (785) 354-8518

MS. CHRISTINA M FLAMING CRNA

Nurse Anesthetist, Certified Registered

2200 SW 6TH AVE
TOPEKA, KS 66606

Shawnee County (785) 295-0956

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 Shekhar Challa's NPI number?

The NPI number for Shekhar Challa is 1144291733. It was assigned to this individual provider in the NPPES registry on January 31, 2006.

Where is Shekhar Challa located?

Shekhar Challa practices at 2200 SW 6th Ave, Topeka, KS 66606. The listed phone number is (785) 354-8518.

What is Shekhar Challa's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Shekhar Challa enrolled in Medicare?

Yes. Shekhar Challa 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 Shekhar Challa's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Shekhar Challa reassigns Medicare benefits to Kansas Medical Clinic PA (Topeka, KS). 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 Shekhar Challa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Shekhar Challa accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan, Ambetter of Oklahoma and Blue Cross and Blue Shield of Kansas, Inc. and 2 other insurers list Shekhar Challa 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 Shekhar Challa affiliated with any hospitals?

According to CMS data, Shekhar Challa is affiliated with University Of Kansas Health System - St Francis Campus and Coffey County Hospital.

When was this NPI record last updated?

The NPPES record for Shekhar Challa was last updated on January 6, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.