Ramachandra R. Sista, MD
Pulmonary Disease Physician · Phoenix, AZ
Ramachandra R. Sista, MD is a pulmonary disease physician with a practice address in Phoenix, Arizona, and NPI 1083740252, issued on Feb 24, 2007. Check the license (Arizona 50249, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ramachandra R. Sista
- Credential
- MD
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License numbers
- 50249 AZ
C51239 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5777 E Mayo Blvd, Phoenix, AZ 85054
- Phone
- (480) 515-6296
- Enumerated
- Feb 24, 2007
- Record last updated
- Jun 9, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicaid ID
- 00C512390 CA
- Medicare enrollment
- Enrolled (PECOS I20150701001476); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 285 in Arizona → Look up another NPI →
Also registered at 5777 E Mayo Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ramachandra R. Sista in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 50249Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average pulmonary disease physician in 2024
3,704 Medicare Part D claims for 149 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 14 claims were for opioids.
Most prescribed
- Azithromycin230 claims
- Prednisone189 claims
- Sulfamethoxazole-Trimethoprim150 claims
- Valganciclovir Hcl122 claims
- Montelukast Sodium111 claims
- Posaconazole97 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): 88.4 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: $484.43
12 payments; by number, the most common kind was food and beverage; the largest payer was Inari Medical, Inc. The 8,806 providers of this specialty with any payment received $5,159.88 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
- Banner - University Physician Specialists LLCPhoenix, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ramachandra R. Sista among 285 pulmonary disease physician records in Arizona
Ramachandra R. Sista, MD is one of 285 pulmonary disease physician records with a practice address in Arizona. 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 54% of them.
- NPI issued2007 · 54% of these records are older, 33% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1991 · median 1998 among the 202 with a school on file
- Record last updated2015 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pulmonary Disease Physician providers in Arizona
There are 285 pulmonary disease physician records in Arizona.
All 285 in Arizona → Every provider in Phoenix → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- Jehad Azar, MDPhoenix, AZ 850541447748397
- Jingjing Chen, MDPhoenix, AZ 850541205331345
- Stephen Finberg, D.O.Phoenix, AZ 850541285626374
- Phillip Menashe, M.D.Phoenix, AZ 850541942347711
- John Nicewicz, MDPhoenix, AZ 850541164463667
- Ashraf Omar, MDPhoenix, AZ 850541235301698
- Dana Reihman, M.D.Phoenix, AZ 850541699855312
- Joe Zein, MDPhoenix, AZ 850541326015405
Common questions
What is Ramachandra R. Sista, MD's NPI number?
Ramachandra R. Sista, MD's National Provider Identifier (NPI) is 1083740252, issued on Feb 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ramachandra R. Sista, MD located?
The NPPES record lists a practice address at 5777 E Mayo Blvd, Phoenix, AZ, 85054. Phone: (480) 515-6296. Providers update this record themselves, so call before visiting.
How can I verify Ramachandra R. Sista, MD's license?
NPPES lists Arizona license number 50249, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ramachandra R. Sista, MD prescribe under Medicare Part D?
In 2024, Ramachandra R. Sista, MD had 3,704 Medicare Part D claims for 149 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.
What is Ramachandra R. Sista, MD's MIPS final score?
The 2023 MIPS final score is 88.4 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.