Dr. Sekar Annamalai, MD
- Medicare services, 2024
- 3,793
- Medicare patients, 2024
- 569
- Part D claims, 2024
- 6,863
- Hospital affiliations
- 2
- Industry payments
- $6,453
- Practice address
- 2000 West Bethany Home Road, Phoenix, AZ 85015
- Practice phone
- Call (602) 249-0212
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Annamalai'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. Sekar Annamalai is an internist in Phoenix, Arizona
Dr. Annamalai practices at Abrazo Central Campus in Phoenix, Arizona, part of Tenet Healthcare.
Dr. Annamalai's NPI, 1851345334, was assigned on May 20, 2006. Dr. Annamalai graduated from Spartan Health Sciences University in 1998. Dr. Annamalai's Arizona license number on file is 33055.
- NPI
- 1851345334NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678549714
- NPI enumeration date
- May 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (602) 249-0212
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sekar Annamalai practices at Abrazo Central Campus in Phoenix, Arizona
Dr. Annamalai's primary practice is Abrazo Central Campus, at 2000 West Bethany Home Road, Phoenix, AZ 85015 in Maricopa County. The practice phone is (602) 249-0212.
- Abrazo Central Campus2000 West Bethany Home Road, Phoenix, AZ 85015 · Maricopa CountyPhone(602) 249-0212
Source: Dmand AI Affiliation Data
Dr. Sekar Annamalai is affiliated with 7 sites of care and 3 medical groups
Dr. Annamalai's primary practice is Abrazo Central Campus in Phoenix, Arizona, part of Tenet Healthcare. Dr. Annamalai is also affiliated with Abrazo Arrowhead Campus. The medical group on file is Desert Valley Medical Associates. Dmand AI also links Dr. Annamalai to 2 more group practices and clinics, 2 home health agencies, 2 medical groups and 1 hospice, 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. Sekar Annamalai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Annamalai practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Abrazo Central Campus | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sekar Annamalai is one of 2,420 internists in Arizona
Internal medicine is Dr. Annamalai's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Annamalai is board certified in geriatric medicine by the American Board of Internal Medicine. Dmand AI has Dr. Annamalai's licenses on file in 4 states: Arizona, Wisconsin, Illinois and Florida.
Specialties and state licenses
- Internal medicine, ArizonaPrimary
- Wisconsin license
- Illinois license
- Florida license
Clinical focus
Dmand AI lists acid reflux, acute respiratory failure, acute sinusitis, alzheimer's disease, anemia, aneurysm, anxiety and arteritis among the conditions Dr. Annamalai treats.
Internists near Dr. Annamalai
Counts of internists 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. Sekar Annamalai billed Medicare for 3,793 services in 2024
CMS data shows 3,793 Medicare services from Dr. Annamalai across 20 procedure codes in 2024, for 569 Medicare patients. Medicare paid $245,942 for them.
Dr. Annamalai's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,1302024: 2,83010%
- Other services
- 2023: 2932024: 897206%
- Tests and treatments
- 2023: 712024: 667%
Where Dr. Annamalai's Medicare services took place, 2024
- In an office2,02153%
- In a facility1,77247%
Dr. Annamalai compared with the Arizona median for internists, 2024
- Dr. Annamalai
- Arizona median
- Medicare services
- 3,793vs 4768.0 times
- Medicare patients
- 569vs 2052.8 times
- Part D claims
- 6,104vs 26023.5 times
Medians across 2,300 internists in Arizona with Dmand AI profiles that report each measure.
Dr. Annamalai'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.
Need commercial claims for Dr. Annamalai?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Annamalai and other internists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sekar Annamalai treated 569 Medicare patients in 2024, average age 79
CMS counts 569 Medicare patients who saw Dr. Annamalai in 2024. The largest group is 75 to 84, with 250 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.92, 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. Annamalai's median patient age at 73, with 50% women.
Dr. Annamalai's Medicare patients by age, 2024
Dr. Annamalai's Medicare patients by sex, 2024
- Women33759%
- Men23241%
Chronic conditions among Dr. Annamalai's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Chronic kidney disease50%
- Ischemic heart disease41%
- Anxiety38%
- Atrial fibrillation38%
- Diabetes38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Annamalai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women50%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sekar Annamalai wrote 6,863 Medicare Part D claims in 2024
In 2024, Dr. Annamalai wrote 6,863 Medicare Part D claims for 789 patients. 90% of them were for generic drugs. CMS names the drug for 6,104 of them, across 113 drugs with 11 or more claims each, at $318,315 in total drug cost. In 2023, CMS named 6,782 claims across 117 drugs.
Dr. Annamalai's Part D claims by kind of drug, 2024
- Generic6,181 claims90%
- Brand-name638 claims9%
- Other44 claims1%
Dr. Annamalai'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.
Drug classes CMS tracks in Dr. Annamalai's Part D claims, 2024
- Opioids2%104 of 6,863 claims
- Antibiotics6%406 of 6,863 claims
- Antipsychotics, patients 65 and over0%24 of 6,863 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6,7822024: 6,10410%
Drugs named by CMS: 113 in 2024, 117 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
How Dr. Sekar Annamalai takes part in Medicare
Dr. Annamalai accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sekar Annamalai received $6,453 in industry payments from 2016 to 2025
CMS Open Payments shows 361 general payments to Dr. Annamalai from 52 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $1,559.
General payments to Dr. Annamalai by program year, 2016 to 2025
Companies that paid Dr. Annamalai the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sekar Annamalai graduated from Spartan Health Sciences University
Dr. Annamalai graduated from Spartan Health Sciences University in 1998.
- Medical school
- Board certified in geriatric medicine
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Sekar Annamalai accepts plans from 13 insurance carriers
Dr. Annamalai is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- Cigna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Massachusetts
- HCSC
- +5 more carriersWith a free account
Plan types Dr. Annamalai accepts, by number of carriers
- Medicare11
- PPO10
- HMO6
- EPO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Sekar Annamalai'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Sekar Annamalai
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. Sekar Annamalai's NPI number?
Dr. Sekar Annamalai's NPI number is 1851345334. It was assigned on May 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sekar Annamalai?
Dr. Sekar Annamalai is an internist in Phoenix, Arizona. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Sekar Annamalai practice?
Dr. Annamalai practices at 2000 West Bethany Home Road, Phoenix, AZ 85015. Dr. Annamalai's primary practice is Abrazo Central Campus in Phoenix, Arizona, part of Tenet Healthcare. Dmand AI also links Dr. Annamalai to 2 group practices and clinics, 2 home health agencies, 2 medical groups and 1 hospice.
What is Dr. Sekar Annamalai's office phone number?
The practice phone on file for Dr. Annamalai is (602) 249-0212.
What is Dr. Sekar Annamalai's medical license number?
Dr. Annamalai's Arizona license number on file is 33055, one of the licenses on file in 4 states.
Which states has Dr. Sekar Annamalai been licensed in?
Dmand AI has state licenses on file for Dr. Annamalai in Arizona (2004 to 2025), Wisconsin (1999 to 2025), Illinois (2002 to 2014) and Florida (2002 to 2005).
Which hospitals is Dr. Sekar Annamalai affiliated with?
Dr. Annamalai practices at Abrazo Central Campus in Phoenix, Arizona. Dr. Annamalai is also affiliated with Abrazo Arrowhead Campus.
What medical group is Dr. Sekar Annamalai part of?
Dr. Annamalai is linked to Desert Valley Medical Associates. Dmand AI links Dr. Annamalai to 2 more medical groups.
Does Dr. Sekar Annamalai accept Medicare?
Yes. CMS data shows Dr. Annamalai billed Medicare for 3,793 services in 2024, and Dr. Annamalai accepts Medicare assignment.
How many Medicare patients does Dr. Sekar Annamalai see?
CMS counts 569 Medicare patients who saw Dr. Annamalai in 2024, with an average age of 79.
Show 7 more questionsShow fewer questions
Is Dr. Sekar Annamalai board certified?
Yes. Dr. Annamalai is board certified in geriatric medicine by the American Board of Internal Medicine.
What services does Dr. Sekar Annamalai bill to Medicare?
In 2024, Dr. Annamalai's most billed Medicare services were hospital inpatient care (99233), medicare service (G2211) and hospital inpatient care (99232).
Where did Dr. Sekar Annamalai go to medical school?
Dr. Annamalai graduated from Spartan Health Sciences University in 1998.
What drugs does Dr. Sekar Annamalai prescribe most?
In 2024 Medicare Part D data, Dr. Annamalai's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Levothyroxine Sodium.
Has Dr. Sekar Annamalai received payments from drug or device companies?
CMS Open Payments shows $6,453 in general payments to Dr. Annamalai from 52 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Sekar Annamalai been practicing?
Dr. Annamalai graduated from medical school in 1998, 28 years ago.
What insurance does Dr. Sekar Annamalai accept?
Dr. Annamalai is in network with 13 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.
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