Dr. Avyakta Kallam, MBBS, MD

  • Duarte, CA
  • Hematology (internal medicine) physician
NPI1124307327PAC ID0547575524
Medicare services, 2024
674
Medicare patients, 2024
147
Part D claims, 2024
112
Publications
35
Clinical trials
2
Practice address
1500 Duarte Rd, Duarte, CA 91010
Practice phone
Call (800) 826-4673
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

City of Hope Comprehensive Cancer Center - Duarte

Duarte, California

See all 4 affiliations

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Dr. Avyakta Kallam is a hematology (internal medicine) physician in Duarte, California

Dr. Kallam practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.

Dr. Kallam's NPI, 1124307327, was assigned on August 5, 2011. Dr. Kallam graduated from Osmania Medical College NTR UHS in 2009. Dr. Kallam holds California license A133163.

NPI and contact details
Medicare PAC ID
0547575524
NPI enumeration date
August 5, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(800) 826-4673
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
43
Medical school graduation
2009

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Avyakta Kallam practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California

Dr. Kallam's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (800) 826-4673.

  • City of Hope Comprehensive Cancer Center - Duarte
    1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(800) 826-4673

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Avyakta Kallam is affiliated with 2 sites of care and 2 medical groups

Dr. Kallam's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. The medical group on file is City of Hope. Dmand AI also links Dr. Kallam to 1 more other site and 1 medical group, each named with a free account.

See all 4 affiliations for Dr. Kallam

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Avyakta Kallam's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kallam practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
City of Hope Comprehensive Cancer Center - DuarteAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Avyakta Kallam is one of 153 hematology (internal medicine) physicians in California

Internal medicine is Dr. Kallam's primary specialty in the NPI Registry, under taxonomy code 207RH0000X. The record also lists hematology. Dr. Kallam is board certified in hematology by the American Board of Internal Medicine. Dmand AI has Dr. Kallam's licenses on file in 3 states: California, Nebraska and Georgia.

Specialties and state licenses

  • Hematology (internal medicine), CaliforniaPrimaryLicense A133163 · 2014 to 2026 · taxonomy 207RH0000X
  • Nebraska licenseLicense 28079 · 2014 to 2024
  • Georgia license2018 to 2019

Clinical focus

Dmand AI lists chronic anemia, chronic leukemia, deep vein thrombosis (DVT), lymphoma and multiple myeloma among the conditions Dr. Kallam treats.

Hematology (internal medicine) physicians near Dr. Kallam

Counts of hematology (internal medicine) physicians 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. Avyakta Kallam billed Medicare for 674 services in 2024

CMS data shows 674 Medicare services from Dr. Kallam across 7 procedure codes in 2024, for 147 Medicare patients. Medicare paid $56,833 for them.

Medicare services, 2024674
Medicare patients147
Paid by Medicare$56,833
Procedure codes7

Dr. Kallam's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 3552024: 52849%
Other services
2023: 02024: 146

Where Dr. Kallam's Medicare services took place, 2024

  • In an office183%
  • In a facility65697%

Dr. Kallam compared with the California median for hematology (internal medicine) physicians, 2024

  • Dr. Kallam
  • California median
Medicare services
674vs 37381% above
Medicare patients
147vs 10935% above
Part D claims
73vs 9926% below

Medians across 139 hematology (internal medicine) physicians in California with Dmand AI profiles that report each measure.

Dr. Kallam'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.

See all procedures by Dr. Kallam

Need commercial claims for Dr. Kallam?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kallam and other hematology (internal medicine) physicians in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Avyakta Kallam treated 147 Medicare patients in 2024, average age 73

CMS counts 147 Medicare patients who saw Dr. Kallam in 2024. The largest group is 65 to 74, with 58 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 37% are also on Medicaid. Their average risk score is 2.75, 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. Kallam's median patient age at 67, with 43% women.

Medicare patients, 2024147
Average age73
Average risk score2.75
Also on Medicaid37%

Dr. Kallam's Medicare patients by age, 2024

Dr. Kallam's Medicare patients by sex, 2024

  • Women8155%
  • Men6645%

Chronic conditions among Dr. Kallam's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol73%
  3. Arthritis49%
  4. Chronic kidney disease36%
  5. Diabetes36%
  6. Ischemic heart disease35%
  7. Anxiety32%
  8. Mood disorders29%

Share of Medicare patients with each condition. A patient can have several.

Dr. Kallam's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women43%
  • Men57%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Avyakta Kallam wrote 112 Medicare Part D claims in 2024

In 2024, Dr. Kallam wrote 112 Medicare Part D claims for 23 patients. 63% of them were for generic drugs. CMS names the drug for 73 of them, across 4 drugs with 11 or more claims each, at $588 in total drug cost. In 2022, CMS named 155 claims across 8 drugs.

Part D claims, 2024112
Drugs named by CMS4
Total drug cost$588
Part D patients23

Dr. Kallam's Part D claims by kind of drug, 2024

  • Generic71 claims63%
  • Brand-name41 claims37%

Dr. Kallam's most prescribed drugs by claims, 2023

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, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 1552023: 7353%

Drugs named by CMS: 4 in 2023, 8 in 2022.

See all prescribing by Dr. Kallam

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. Avyakta Kallam offers telehealth to Medicare patients

Dr. Kallam accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kallam as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Avyakta Kallam has 35 publications on record

Dmand AI links 35 papers to Dr. Kallam, published from 2014 to 2024. 2019 was the busiest year, with 5. The most frequent topics are Lymphoma, Large B-Cell, Diffuse, Hodgkin Disease and Leukemia, Lymphocytic, Chronic, B-Cell. Dr. Kallam has published most often in Clin Lymphoma Myeloma Leuk. Dr. Kallam's most frequent co-authors are James O. Armitage, MD, Philip J. Bierman, MD and Krishna Gundabolu, MD.

Papers35
Years published2014 to 2024

Dr. Kallam's papers by year, 2014 to 2024

Topics Dr. Kallam writes about most

  • Lymphoma, Large B-Cell, Diffuse
  • Hodgkin Disease
  • Leukemia, Lymphocytic, Chronic, B-Cell
  • Antineoplastic Combined Chemotherapy Protocols
  • Lymphoma, T-Cell, Peripheral
  • Central Nervous System Neoplasms
  • Drug Resistance, Neoplasm
  • Lymphoma

Dr. Kallam's most frequent co-authors

Recent publications by Dr. Kallam

See all 35 publications and co-authors

See who Dr. Kallam researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kallam works with, so you can find a warm path to the right hematology (internal medicine) physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Avyakta Kallam has worked on 2 clinical trials

Dmand AI links Dr. Kallam to 2 clinical trials. 1 is still active or recruiting. Conditions studied include Hodgkin Disease, Lymphoma, T-Cell and Lymphoma.

Clinical trials with Dr. Kallam by phase

  1. 1Phase 1: 1 trial
  2. NonePhase 2: no trials
  3. 1Phase 3: 1 trial
  4. NonePhase 4: no trials

Conditions in Dr. Kallam's trials

  • Hodgkin Disease
  • Lymphoma, T-Cell
  • Lymphoma

Investigators on the most trials with Dr. Kallam

Recent clinical trials with Dr. Kallam

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Avyakta Kallam received $7,624 in industry payments from 2016 to 2025

CMS Open Payments shows 27 general payments to Dr. Kallam from 12 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 75% of the total. Genmab U.S., Inc. paid the most, $4,915.

General payments to Dr. Kallam by program year, 2016 to 2025

General payments to Dr. Kallam by kind, 2016 to 2025

$7.6Kin total
  • Speaker and faculty fees$5,70075%
  • Education$79510%
  • Food and beverage$5798%
  • Consulting fees$5507%

Companies that paid Dr. Kallam the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Kallam

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Avyakta Kallam graduated from Osmania Medical College NTR UHS

Dr. Kallam graduated from Osmania Medical College NTR UHS in 2009.

  1. Medical schoolOsmania Medical College NTR UHS
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Avyakta Kallam accepts plans from 12 insurance carriers

Dr. Kallam is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Alliant Health Plans
  • +4 more carriersWith a free account

Plan types Dr. Kallam accepts, by number of carriers

  1. PPO9
  2. Medicare7
  3. HMO5
  4. EPO3
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Avyakta Kallam's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Avyakta Kallam

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. Avyakta Kallam's NPI number?

Dr. Avyakta Kallam's NPI number is 1124307327. It was assigned on August 5, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. Avyakta Kallam?

Dr. Avyakta Kallam is a hematology (internal medicine) physician in Duarte, California. The primary specialty in the NPI Registry is Hematology (Internal Medicine) Physician (taxonomy code 207RH0000X).

Where does Dr. Avyakta Kallam practice?

Dr. Kallam practices at 1500 Duarte Rd, Duarte, CA 91010. Dr. Kallam's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Dr. Kallam to 1 other site and 1 medical group.

What is Dr. Avyakta Kallam's office phone number?

The practice phone on file for Dr. Kallam is (800) 826-4673.

What is Dr. Avyakta Kallam's medical license number?

Dr. Kallam holds California license A133163, one of the licenses on file in 3 states.

Which states has Dr. Avyakta Kallam been licensed in?

Dmand AI has state licenses on file for Dr. Kallam in California (2014 to 2026), Nebraska (2014 to 2024) and Georgia (2018 to 2019).

What medical group is Dr. Avyakta Kallam part of?

Dr. Kallam is linked to City of Hope. Dmand AI links Dr. Kallam to 1 more medical group.

Does Dr. Avyakta Kallam accept Medicare?

Yes. CMS data shows Dr. Kallam billed Medicare for 674 services in 2024, and Dr. Kallam accepts Medicare assignment.

Does Dr. Avyakta Kallam offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Kallam as offering telehealth services.

How many Medicare patients does Dr. Avyakta Kallam see?

CMS counts 147 Medicare patients who saw Dr. Kallam in 2024, with an average age of 73.

Show 9 more questionsShow fewer questions

Is Dr. Avyakta Kallam board certified?

Yes. Dr. Kallam is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. Avyakta Kallam bill to Medicare?

In 2024, Dr. Kallam's most billed Medicare services were hospital inpatient care (99233), office visit, established patient (99215) and medicare service (G2211).

Where did Dr. Avyakta Kallam go to medical school?

Dr. Kallam graduated from Osmania Medical College NTR UHS in 2009.

What drugs does Dr. Avyakta Kallam prescribe most?

In 2023 Medicare Part D data, Dr. Kallam's most prescribed drugs by claims were Prednisone, Acyclovir and Sulfamethoxazole-Trimethoprim.

Has Dr. Avyakta Kallam received payments from drug or device companies?

CMS Open Payments shows $7,624 in general payments to Dr. Kallam from 12 companies from 2016 to 2025. The largest total came from Genmab U.S., Inc.

How long has Dr. Avyakta Kallam been practicing?

Dr. Kallam graduated from medical school in 2009, 17 years ago.

Does Dr. Avyakta Kallam do research?

Dmand AI links 35 publications to Dr. Kallam, published from 2014 to 2024. Dr. Kallam has worked on 2 clinical trials.

Who does Dr. Avyakta Kallam publish with?

Dr. Kallam's most frequent co-authors are James O. Armitage, MD (8 shared papers), Philip J. Bierman, MD (3 shared papers) and Krishna Gundabolu, MD (3 shared papers).

What insurance does Dr. Avyakta Kallam accept?

Dr. Kallam is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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