What is Mahesh Vadali's NPI number?

Mahesh Vadali's National Provider Identifier (NPI) is 1003836727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mahesh Vadali's specialty?

Mahesh Vadali is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).

Where is Mahesh Vadali located?

Mahesh Vadali's practice location on file with NPPES is 10458 S Pulaski Rd, Oak Lawn, IL 60453-4933.

What is Mahesh Vadali's phone number?

The practice phone number listed in the NPPES registry for Mahesh Vadali is (708) 636-1818.

Does Mahesh Vadali accept Medicare?

Mahesh Vadali is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Mahesh Vadali's NPI active?

Yes — Mahesh Vadali's NPI (1003836727) is active in the NPPES registry as of the last update on 2021-12-31.

IndividualActiveAccepts Medicare

Mahesh Vadali, M.D.

NPI 1003836727 · Gastroenterology Physician · Oak Lawn, IL

Mahesh Vadali, M.D. is a Gastroenterology Physician provider in Oak Lawn, IL (NPI 1003836727).

Provider details

NPI number: 1003836727
Entity type: Individual
Primary specialty: Gastroenterology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Female
Sole proprietor: No
License: 036086617 (IL)

Practice location

10458 S Pulaski Rd

Oak Lawn, IL 60453-4933

Phone: (708) 636-1818

Fax: (708) 636-2151

Street-level locationGet directions

More IL providers

Mailing address

Po Box 388320

Chicago, IL 60638-8320

Specialties & taxonomies

Gastroenterology PhysicianPrimary207RG0100XLicense 036086617 (IL)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(76/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
20 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
527 Medicare services, 2024 (ranked within specialty)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	284	$132
Biopsy of Large Bowel Using a Flexible Endoscope45380	110	$186
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	63	$94
Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239	54	$94
Control of Bleeding of Upper Large Bowel Using a Flexible Endoscope45382	16	$270

Typical Medicare-allowed amounts for these services range $94–$270 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Famotidine	1,134	307
Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G	240	220
Omeprazole	222	78
Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte	177	173
Pantoprazole Sodium	146	37
Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes	74	67
Dicyclomine Hcl

Enumerated: 2006-07-19
Last updated: 2021-12-31
Certified: 2021-12-31

Frequently asked questions

What is Mahesh Vadali's NPI number?: Mahesh Vadali's National Provider Identifier (NPI) is 1003836727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Mahesh Vadali's specialty?: Mahesh Vadali is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
Where is Mahesh Vadali located?: Mahesh Vadali's practice location on file with NPPES is 10458 S Pulaski Rd, Oak Lawn, IL 60453-4933.
What is Mahesh Vadali's phone number?: The practice phone number listed in the NPPES registry for Mahesh Vadali is (708) 636-1818.
Does Mahesh Vadali accept Medicare?: Mahesh Vadali is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Mahesh Vadali's NPI active?: Yes — Mahesh Vadali's NPI (1003836727) is active in the NPPES registry as of the last update on 2021-12-31.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	284	$132
Biopsy of Large Bowel Using a Flexible Endoscope45380	110	$186
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	63	$94
Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239	54	$94
Control of Bleeding of Upper Large Bowel Using a Flexible Endoscope45382	16	$270

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Famotidine	1,134	307
Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G	240	220
Omeprazole	222	78
Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte	177	173
Pantoprazole Sodium	146	37
Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes	74	67
Dicyclomine Hcl

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)