Chittur A. Sivaram, MD
Cardiovascular Disease Physician · Oklahoma City, OK
Chittur A. Sivaram, MD is a cardiovascular disease physician with a practice address in Oklahoma City, Oklahoma, and NPI 1265401905, issued on Mar 15, 2006. Check the license (Oklahoma 18345, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Chittur A. Sivaram
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 18345 OK
Self-reported in NPPES; status is on the state search - Practice location
- 825 NE 10TH St, Oklahoma City, OK 73104
- Phone
- (405) 271-7001
- Enumerated
- Mar 15, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20060222000181); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 184 in Oklahoma → Look up another NPI →
Also registered at 825 NE 10TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Zahid Ahmad, MDNephrology Physician1700854049
- Sheila Algan, M.D.Orthopaedic Surgery Physician1629071543
- Mark Allee, MDInternal Medicine Physician1255309597
- Ali Amin, M.D.Vascular Surgery Physician1427073774
- M Andrews, MDInternal Medicine Physician1982672226
Verify Chittur A. Sivaram 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 18345Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
356 Medicare Part D claims for 48 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Atorvastatin Calcium53 claims
- Eliquis50 claims
- Metoprolol Succinate31 claims
- Amlodipine Besylate24 claims
- Brilinta18 claims
- Chlorthalidone18 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 71.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $21.34
1 payment: food and beverage; the largest payer was Siemens Medical Solutions USA, Inc. The 16,686 providers of this specialty with any payment received $3,819.56 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 one group practice
- OU Health Partners IncOklahoma City, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chittur A. Sivaram among 184 cardiovascular disease physician records in Oklahoma
Chittur A. Sivaram, MD is one of 184 cardiovascular disease physician records with a practice address in Oklahoma. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.
- NPI issued2006 · 14% of these records are older, 43% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1970 · median 1998 among the 131 with a school on file
- Record last updated2007 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in Oklahoma
There are 184 cardiovascular disease physician records in Oklahoma.
All 184 in Oklahoma → Every provider in Oklahoma City → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Razan Ali Mohamed Elsayed, MDOklahoma City, OK 731041316469109
- Mustafa Atar, MDOklahoma City, OK 731041225423080
- Aneil Bhalla, MDOklahoma City, OK 731041629599436
- Robin Germany, MDOklahoma City, OK 731041114995461
- Alexander HarveyOklahoma City, OK 731041083119515
- Jagjit Khosla, MDOkc, OK 731041639697402
- Brittany McUnuOklahoma City, OK 731041730506858
- Christina Murray, MDOklahoma City, OK 731041548239353
Common questions
What is Chittur A. Sivaram, MD's NPI number?
Chittur A. Sivaram, MD's National Provider Identifier (NPI) is 1265401905, issued on Mar 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chittur A. Sivaram, MD located?
The NPPES record lists a practice address at 825 NE 10TH St, Oklahoma City, OK, 73104. Phone: (405) 271-7001. Providers update this record themselves, so call before visiting.
How can I verify Chittur A. Sivaram, MD's license?
NPPES lists Oklahoma license number 18345, 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 Chittur A. Sivaram, MD prescribe under Medicare Part D?
In 2024, Chittur A. Sivaram, MD had 356 Medicare Part D claims for 48 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
What is Chittur A. Sivaram, MD's MIPS final score?
The 2023 MIPS final score is 71.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.