Dr. Hemalatha Narayanasamy, MD
- Medicare services, 2024
- 5,309
- Medicare patients, 2024
- 2,353
- Part D claims, 2024
- 1,032
- Publications
- 7
- MIPS score, 2024
- 86
- Practice address
- 5777 East Mayo Boulevard, Phoenix, AZ 85054
- Practice phone
- Call (480) 342-4201
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Narayanasamy's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Hemalatha Narayanasamy is a cardiologist in Phoenix, Arizona
Dr. Narayanasamy practices at Mayo Clinic Hospital - Phoenix in Phoenix, Arizona, part of Mayo Clinic.
Dr. Narayanasamy's NPI, 1538430285, was assigned on January 25, 2012. Dr. Narayanasamy holds Arizona license AZ50456.
- NPI
- 1538430285NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193946879
- NPI enumeration date
- January 25, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (480) 342-4201
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hemalatha Narayanasamy practices at Mayo Clinic Hospital - Phoenix in Phoenix, Arizona
Dr. Narayanasamy's primary practice is Mayo Clinic Hospital - Phoenix, at 5777 East Mayo Boulevard, Phoenix, AZ 85054 in Maricopa County. The practice phone is (480) 342-4201.
- Mayo Clinic Hospital - Phoenix5777 East Mayo Boulevard, Phoenix, AZ 85054 · Maricopa CountyPhone(480) 342-4201
Source: Dmand AI Affiliation Data
Dr. Hemalatha Narayanasamy is affiliated with 2 sites of care and 2 medical groups
Dr. Narayanasamy's primary practice is Mayo Clinic Hospital - Phoenix in Phoenix, Arizona, part of Mayo Clinic. The medical group on file is Mayo Clinic Arizona. Dmand AI also links Dr. Narayanasamy to 1 more ambulatory surgery center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hemalatha Narayanasamy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Narayanasamy practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mayo Clinic Hospital - Phoenix | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hemalatha Narayanasamy is one of 423 cardiologists in Arizona
Cardiovascular disease is Dr. Narayanasamy's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Narayanasamy's licenses on file in 2 states: Arizona and California.
Specialties and state licenses
- Cardiovascular disease, ArizonaPrimary
- California license
Clinical focus
Dmand AI lists angioplasty, atrial fibrillation and flutter, cardiac arrhythmia, chronic hypertension, circulation problems, congestive heart failure, coronary artery disease and heart attack among the conditions Dr. Narayanasamy treats.
Cardiologists near Dr. Narayanasamy
Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Hemalatha Narayanasamy billed Medicare for 5,309 services in 2024
CMS data shows 5,309 Medicare services from Dr. Narayanasamy across 30 procedure codes in 2024, for 2,353 Medicare patients. Medicare paid $149,126 for them.
Dr. Narayanasamy's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3,1242024: 3,75220%
- Drugs given in the office
- 2023: 1,0272024: 1,1209%
- Office and hospital visits
- 2023: 2312024: 2331%
- Other services
- 2023: 1262024: 17438%
- Imaging
- 2023: 02024: 30
Where Dr. Narayanasamy's Medicare services took place, 2024
- In an office3,04157%
- In a facility2,26843%
Dr. Narayanasamy compared with the Arizona median for cardiologists, 2024
- Dr. Narayanasamy
- Arizona median
- Medicare services
- 5,309vs 2,3572.3 times
- Medicare patients
- 2,353vs 8632.7 times
- Part D claims
- 862vs 1,36237% below
Medians across 403 cardiologists in Arizona with Dmand AI profiles that report each measure.
Dr. Narayanasamy's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hemalatha Narayanasamy treated 2,353 Medicare patients in 2024, average age 76
CMS counts 2,353 Medicare patients who saw Dr. Narayanasamy in 2024. The largest group is 75 to 84, with 968 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 4% are also on Medicaid. Their average risk score is 1.81, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Narayanasamy's median patient age at 70, with 41% women.
Dr. Narayanasamy's Medicare patients by age, 2024
Dr. Narayanasamy's Medicare patients by sex, 2024
- Women97341%
- Men1,38059%
Chronic conditions among Dr. Narayanasamy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease51%
- Arthritis50%
- Atrial fibrillation42%
- Heart failure39%
- Chronic kidney disease38%
- Diabetes29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Narayanasamy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women41%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hemalatha Narayanasamy wrote 1,032 Medicare Part D claims in 2024
In 2024, Dr. Narayanasamy wrote 1,032 Medicare Part D claims for 183 patients. 86% of them were for generic drugs. CMS names the drug for 862 of them, across 25 drugs with 11 or more claims each, at $138,680 in total drug cost. In 2023, CMS named 670 claims across 22 drugs.
Dr. Narayanasamy's Part D claims by kind of drug, 2024
- Generic890 claims86%
- Brand-name142 claims14%
Dr. Narayanasamy's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6702024: 86229%
Drugs named by CMS: 25 in 2024, 22 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Hemalatha Narayanasamy scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Narayanasamy for performance year 2024, reported as part of a group. Dr. Narayanasamy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Narayanasamy as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Narayanasamy's MIPS scores, performance year 2024
- 86of 100Final score
- 78.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Hemalatha Narayanasamy has 7 publications on record
Dmand AI links 7 papers to Dr. Narayanasamy, published from 2017 to 2023. 2020 was the busiest year, with 2. The most frequent topics are Echocardiography. Dr. Narayanasamy has published most often in Case Rep Cardiol. Dr. Narayanasamy's most frequent co-authors are Pradyumna Agasthi, MBBS, Reza Arsanjani, MD and Farouk Mookadam, MD.
Dr. Narayanasamy's papers by year, 2017 to 2023
Topics Dr. Narayanasamy writes about most
- Echocardiography
Dr. Narayanasamy's most frequent co-authors
- Pradyumna Agasthi, MBBS2 shared papers
- Reza Arsanjani, MD2 shared papers
- Farouk Mookadam, MD2 shared papers
Recent publications by Dr. Narayanasamy
Prevalence and Outcomes of Pericardial Effusion in Kidney Transplant Candidates (opens in a new tab)
Am J Cardiol
Echocardiography
See who Dr. Narayanasamy researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Narayanasamy works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Hemalatha Narayanasamy received $216 in industry payments from 2017 to 2020
CMS Open Payments shows 4 general payments to Dr. Narayanasamy from 2 drug and device companies from 2017 to 2020. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $180.
General payments to Dr. Narayanasamy by program year, 2017 to 2020
Companies that paid Dr. Narayanasamy the most, 2017 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hemalatha Narayanasamy accepts plans from 9 insurance carriers
Dr. Narayanasamy is in network with 9 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Excellus BlueCross BlueShield
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- EMI Health
- +1 more carriersWith a free account
Plan types Dr. Narayanasamy accepts, by number of carriers
- PPO7
- HMO5
- Medicare5
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Hemalatha Narayanasamy's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Hemalatha Narayanasamy
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Hemalatha Narayanasamy's NPI number?
Dr. Hemalatha Narayanasamy's NPI number is 1538430285. It was assigned on January 25, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Hemalatha Narayanasamy?
Dr. Hemalatha Narayanasamy is a cardiologist in Phoenix, Arizona. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Hemalatha Narayanasamy practice?
Dr. Narayanasamy practices at 5777 East Mayo Boulevard, Phoenix, AZ 85054. Dr. Narayanasamy's primary practice is Mayo Clinic Hospital - Phoenix in Phoenix, Arizona, part of Mayo Clinic. Dmand AI also links Dr. Narayanasamy to 1 ambulatory surgery center and 1 medical group.
What is Dr. Hemalatha Narayanasamy's office phone number?
The practice phone on file for Dr. Narayanasamy is (480) 342-4201.
What is Dr. Hemalatha Narayanasamy's medical license number?
Dr. Narayanasamy holds Arizona license AZ50456, one of the licenses on file in 2 states.
Which states has Dr. Hemalatha Narayanasamy been licensed in?
Dmand AI has state licenses on file for Dr. Narayanasamy in Arizona and California.
Which hospitals is Dr. Hemalatha Narayanasamy affiliated with?
Dr. Narayanasamy practices at Mayo Clinic Hospital - Phoenix in Phoenix, Arizona.
What medical group is Dr. Hemalatha Narayanasamy part of?
Dr. Narayanasamy is linked to Mayo Clinic Arizona. Dmand AI links Dr. Narayanasamy to 1 more medical group.
Does Dr. Hemalatha Narayanasamy accept Medicare?
Yes. CMS data shows Dr. Narayanasamy billed Medicare for 5,309 services in 2024, and Dr. Narayanasamy accepts Medicare assignment.
Does Dr. Hemalatha Narayanasamy offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Narayanasamy as offering telehealth services.
Show 9 more questionsShow fewer questions
What is Dr. Hemalatha Narayanasamy's MIPS score?
Dr. Narayanasamy's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
How many Medicare patients does Dr. Hemalatha Narayanasamy see?
CMS counts 2,353 Medicare patients who saw Dr. Narayanasamy in 2024, with an average age of 76.
What services does Dr. Hemalatha Narayanasamy bill to Medicare?
In 2024, Dr. Narayanasamy's most billed Medicare services were heart test or procedure (93306), injected or infused drug (J2785) and heart test or procedure (93797).
What drugs does Dr. Hemalatha Narayanasamy prescribe most?
In 2024 Medicare Part D data, Dr. Narayanasamy's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Amlodipine Besylate.
Has Dr. Hemalatha Narayanasamy received payments from drug or device companies?
CMS Open Payments shows $216 in general payments to Dr. Narayanasamy from 2 companies from 2017 to 2020. The largest total came from Boston Scientific Corporation.
How long has Dr. Hemalatha Narayanasamy been practicing?
Dr. Narayanasamy graduated from medical school in 2008, 18 years ago.
Does Dr. Hemalatha Narayanasamy do research?
Dmand AI links 7 publications to Dr. Narayanasamy, published from 2017 to 2023.
Who does Dr. Hemalatha Narayanasamy publish with?
Dr. Narayanasamy's most frequent co-authors are Pradyumna Agasthi, MBBS (2 shared papers), Reza Arsanjani, MD (2 shared papers) and Farouk Mookadam, MD (2 shared papers).
What insurance does Dr. Hemalatha Narayanasamy accept?
Dr. Narayanasamy is in network with 9 carriers, including Aetna, Elevance and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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