Dr. Elena Kozlova, DO

  • Danbury, CT
  • Emergency medicine physician
NPI1992236228PAC ID0244502391
Medicare services, 2024
424
Medicare patients, 2024
409
Part D claims, 2024
182
Publications
29
Hospital affiliations
1
Practice address
24 Hospital Ave, Danbury, CT 06810
Practice phone
Call (203) 739-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Northwell Danbury Hospital

Hospital · Danbury, Connecticut

See all 2 affiliations

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Dr. Elena Kozlova is an emergency medicine physician in Danbury, Connecticut

Dr. Kozlova practices at Northwell Danbury Hospital in Danbury, Connecticut, part of Northwell Health.

Dr. Kozlova's NPI, 1992236228, was assigned on March 27, 2017. Dr. Kozlova graduated from NYIT College Of Osteopathic Medicine in 2017. Dr. Kozlova holds Connecticut license 64908.

NPI and contact details
Medicare PAC ID
0244502391
NPI enumeration date
March 27, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(203) 739-7000
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
35
Medical school graduation
2017

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

Dr. Elena Kozlova practices at Northwell Danbury Hospital in Danbury, Connecticut

Dr. Kozlova's primary practice is Northwell Danbury Hospital, at 24 Hospital Ave, Danbury, CT 06810 in Fairfield County. The practice phone is (203) 739-7000.

Source: Dmand AI Affiliation Data

Dr. Elena Kozlova is affiliated with 1 site of care and 1 medical group

Dr. Kozlova's primary practice is Northwell Danbury Hospital in Danbury, Connecticut, part of Northwell Health. The medical group on file is Danbury Hospital. Dr. Kozlova's employer is on file too: a hospital.

See all 2 affiliations for Dr. Kozlova

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Elena Kozlova's practice

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

EHR by site
SiteEHR vendor and product
Northwell Danbury HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Elena Kozlova is one of 683 emergency medicine physicians in Connecticut

Emergency medicine is Dr. Kozlova's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Kozlova is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Kozlova is licensed in Connecticut.

Specialties and state licenses

  • Emergency medicine, ConnecticutPrimaryLicense 64908 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Kozlova

Counts of emergency 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. Elena Kozlova billed Medicare for 424 services in 2024

CMS data shows 424 Medicare services from Dr. Kozlova across 4 procedure codes in 2024, for 409 Medicare patients. Medicare paid $56,704 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024424
Medicare patients409
Paid by Medicare$56,704
Procedure codes4

Dr. Kozlova compared with the Connecticut median for emergency medicine physicians, 2024

  • Dr. Kozlova
  • Connecticut median
Medicare services
424vs 24374% above
Medicare patients
409vs 25064% above
Part D claims
74vs 4854% above

Medians across 695 emergency medicine physicians in Connecticut with Dmand AI profiles that report each measure.

Dr. Kozlova'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. Kozlova

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

Dr. Elena Kozlova treated 409 Medicare patients in 2024, average age 79

CMS counts 409 Medicare patients who saw Dr. Kozlova in 2024. The largest group is 85 and over, with 147 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.00, 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. Kozlova's median patient age at 72, with 58% women.

Medicare patients, 2024409
Average age79
Average risk score2.00
Also on Medicaid26%

Dr. Kozlova's Medicare patients by age, 2024

Dr. Kozlova's Medicare patients by sex, 2024

  • Women21753%
  • Men19247%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis52%
  4. Ischemic heart disease45%
  5. Mood disorders40%
  6. Anxiety37%
  7. Chronic kidney disease37%
  8. Atrial fibrillation36%

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

Dr. Kozlova's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women58%
  • Men41%

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

Dr. Elena Kozlova wrote 182 Medicare Part D claims in 2024

In 2024, Dr. Kozlova wrote 182 Medicare Part D claims for 128 patients. 92% of them were for generic drugs. CMS names the drug for 74 of them, across 5 drugs with 11 or more claims each, at $407 in total drug cost.

Part D claims, 2024182
Drugs named by CMS5
Total drug cost$407
Part D patients128

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

  • Generic167 claims92%
  • Brand-name15 claims8%

Dr. Kozlova'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. Kozlova's Part D claims, 2024

  • Opioids11%20 of 182 claims
  • Antibiotics34%62 of 182 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Dr. Kozlova

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. Elena Kozlova takes part in Medicare

Dr. Kozlova 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. Elena Kozlova has 29 publications on record

Dmand AI links 29 papers to Dr. Kozlova, published from 2011 to 2024. 2021 was the busiest year, with 3. The most frequent topics are Disease Models, Animal, Virulence and Plague. Dr. Kozlova has published most often in Infect Immun. Dr. Kozlova's most frequent co-authors are Catherine Jo-Shao Ho, DO, Trevelyn Olive, MD and Kathleen L. Vincent, MD.

Papers29
Years published2011 to 2024

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

Topics Dr. Kozlova writes about most

  • Disease Models, Animal
  • Virulence
  • Plague
  • Yersinia pestis
  • Aeromonas hydrophila
  • Bacterial Proteins
  • Gene Deletion
  • Mice, Inbred C57BL

Dr. Kozlova's most frequent co-authors

Recent publications by Dr. Kozlova

See all 29 publications and co-authors

See who Dr. Kozlova researches with

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

How network discovery works

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

Dr. Elena Kozlova graduated from NYIT College Of Osteopathic Medicine

Dr. Kozlova graduated from NYIT College Of Osteopathic Medicine in 2017. Dr. Kozlova is a member of AOA.

  1. Medical schoolNYIT College Of Osteopathic Medicine
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine
  3. Board certified in 2020 - 2025CT State License

Source: Dmand AI Professional Profile Data

Dr. Elena Kozlova accepts plans from 4 insurance carriers

Dr. Kozlova is in network with 4 carriers, including Excellus BlueCross BlueShield, Cigna and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.

  • Excellus BlueCross BlueShield
  • Cigna
  • CMS Medicare
  • NY State Medicaid

Plan types Dr. Kozlova accepts, by number of carriers

  1. Medicare2
  2. PPO2
  3. EPO1
  4. HMO1
  5. Medicaid1
  6. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Elena Kozlova'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand 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
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. Elena Kozlova

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. Elena Kozlova's NPI number?

Dr. Elena Kozlova's NPI number is 1992236228. It was assigned on March 27, 2017, and it is active in the NPI Registry.

What kind of doctor is Dr. Elena Kozlova?

Dr. Elena Kozlova is an emergency medicine physician in Danbury, Connecticut. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Elena Kozlova practice?

Dr. Kozlova practices at 24 Hospital Ave, Danbury, CT 06810. Dr. Kozlova's primary practice is Northwell Danbury Hospital in Danbury, Connecticut, part of Northwell Health.

What is Dr. Elena Kozlova's office phone number?

The practice phone on file for Dr. Kozlova is (203) 739-7000.

What is Dr. Elena Kozlova's medical license number?

Dr. Kozlova holds Connecticut license 64908.

Which hospitals is Dr. Elena Kozlova affiliated with?

Dr. Kozlova practices at Northwell Danbury Hospital in Danbury, Connecticut.

What medical group is Dr. Elena Kozlova part of?

Dr. Kozlova is linked to Danbury Hospital.

Does Dr. Elena Kozlova accept Medicare?

Yes. CMS data shows Dr. Kozlova billed Medicare for 424 services in 2024, and Dr. Kozlova accepts Medicare assignment.

How many Medicare patients does Dr. Elena Kozlova see?

CMS counts 409 Medicare patients who saw Dr. Kozlova in 2024, with an average age of 79.

Is Dr. Elena Kozlova board certified?

Yes. Dr. Kozlova is board certified in emergency medicine by the American Board of Emergency Medicine.

Show 7 more questionsShow fewer questions

What services does Dr. Elena Kozlova bill to Medicare?

In 2024, Dr. Kozlova's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).

Where did Dr. Elena Kozlova go to medical school?

Dr. Kozlova graduated from NYIT College Of Osteopathic Medicine in 2017.

What drugs does Dr. Elena Kozlova prescribe most?

In 2024 Medicare Part D data, Dr. Kozlova's most prescribed drugs by claims were Prednisone, Cephalexin and Oxycodone-Acetaminophen.

How long has Dr. Elena Kozlova been practicing?

Dr. Kozlova graduated from medical school in 2017, 9 years ago.

Does Dr. Elena Kozlova do research?

Dmand AI links 29 publications to Dr. Kozlova, published from 2011 to 2024.

Who does Dr. Elena Kozlova publish with?

Dr. Kozlova's most frequent co-authors are Catherine Jo-Shao Ho, DO (1 shared paper), Trevelyn Olive, MD (1 shared paper) and Kathleen L. Vincent, MD (1 shared paper).

What insurance does Dr. Elena Kozlova accept?

Dr. Kozlova is in network with 4 carriers, including Excellus BlueCross BlueShield, Cigna and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.

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