Kalyan Chakravarthy Vunnamadala, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Tulsa, OK
Kalyan Chakravarthy Vunnamadala, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Tulsa, Oklahoma, and NPI 1609991207, issued on Mar 20, 2007. Check the license (Oklahoma 44780, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Kalyan Chakravarthy Vunnamadala
- Credential
- M.D.
- Primary taxonomy
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
- License numbers
- 44780 OK
73347 AZ
MD-42919 IA
12011 SD
Self-reported in NPPES; status is on the state search - Practice location
- 1923 S Utica Ave FL 5, Tulsa, OK 74104
- Phone
- (918) 712-3366
- Enumerated
- Mar 20, 2007
- Record last updated
- Jan 13, 2025
- Fax
- (918) 403-6343
- Medicare enrollment
- Enrolled (PECOS I20180531000231); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 51 in Oklahoma → Look up another NPI →
Also registered at 1923 S Utica Ave FL 5
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kristian Brown, APRN-CNPAcute Care Nurse Practitioner1427923523
- Roxanne Lapo, PAPhysician Assistant1265109672
- Anastasia MedvedAcute Care Nurse Practitioner1801448410
- Kelly Nagasawa, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1659576700
- James Neel, M.D.Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician1942408620
- Steven Pike, MDVascular Surgery Physician1205226255
Verify Kalyan Chakravarthy Vunnamadala in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 44780Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024
18 Medicare Part D claims, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $223.87
3 payments; by number, the most common kind was food and beverage; the largest payer was Becton, Dickinson and Company. The 4,047 providers of this specialty with any payment received $7,828.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Las Cruces Physician Practices, LLCLas Cruces, NM
- St. John Physicians, Inc.Tulsa, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kalyan Chakravarthy Vunnamadala among 51 thoracic surgery (cardiothoracic vascular surgery) physician records in Oklahoma
Kalyan Chakravarthy Vunnamadala, M.D. is one of 51 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in Oklahoma. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 63% of them.
- NPI issued2007 · 63% of these records are older, 24% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2006 · median 1995 among the 37 with a school on file
- Record last updated2025 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in Oklahoma
There are 51 thoracic surgery (cardiothoracic vascular surgery) physician records in Oklahoma.
All 51 in Oklahoma → Every provider in Tulsa → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →
The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes
- Robert Blankenship, MDTulsa, OK 741041023043577
- Frank Fore, MDTulsa, OK 741041831124387
- Scott Lucas, M.D.Tulsa, OK 741041407843485
- Kelly Nagasawa, M.D.Tulsa, OK 741041659576700
- James Neel, M.D.Tulsa, OK 741041942408620
- Michael Phillips, M.D.Tulsa, OK 741041619904513
- Ajit Tharakan, M.D.Tulsa, OK 741041700844453
- Kryston Boyer, D.O.Tulsa, OK 741271487036604
Common questions
What is Kalyan Chakravarthy Vunnamadala, M.D.'s NPI number?
Kalyan Chakravarthy Vunnamadala, M.D.'s National Provider Identifier (NPI) is 1609991207, issued on Mar 20, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kalyan Chakravarthy Vunnamadala, M.D. located?
The NPPES record lists a practice address at 1923 S Utica Ave FL 5, Tulsa, OK, 74104. Phone: (918) 712-3366. Providers update this record themselves, so call before visiting.
How can I verify Kalyan Chakravarthy Vunnamadala, M.D.'s license?
NPPES lists Oklahoma license number 44780, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kalyan Chakravarthy Vunnamadala, M.D. prescribe under Medicare Part D?
In 2024, Kalyan Chakravarthy Vunnamadala, M.D. had 18 Medicare Part D claims; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.