Dr. Abraham Chacko Jr., MD

  • New York, NY
  • Emergency medicine physician
NPI1063648145PAC ID8123165511
Medicare services, 2024
77
Medicare patients, 2024
94
Part D claims, 2024
95
Hospital affiliations
1
Industry payments
$285
Practice address
506 Malcolm X Blvd, New York, NY 10037
Practice phone
Call (212) 939-2027
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

NYC Health and Hospitals/Harlem

New York, New York

See all 8 affiliations

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Dr. Abraham Chacko Jr. is an emergency medicine physician in New York, New York

Dr. Chacko practices at NYC Health and Hospitals/Harlem in New York, New York.

Dr. Chacko's NPI, 1063648145, was assigned on June 3, 2009. Dr. Chacko graduated from University of Texas Medical Branch at Galveston in 2005. Dr. Chacko holds New York license 251235 DUP.

NPI and contact details
Medicare PAC ID
8123165511
NPI enumeration date
June 3, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(212) 939-2027
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
47
Medical school graduation
2005

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

Dr. Abraham Chacko Jr. practices at NYC Health and Hospitals/Harlem in New York, New York

Dr. Chacko's primary practice is NYC Health and Hospitals/Harlem, at 506 Malcolm X Blvd, New York, NY 10037 in New York County. The practice phone is (212) 939-2027.

  • NYC Health and Hospitals/Harlem
    506 Malcolm X Blvd, New York, NY 10037 · New York CountyPhone(212) 939-2027

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

Dr. Abraham Chacko Jr. is affiliated with 5 sites of care and 3 medical groups

Dr. Chacko's primary practice is NYC Health and Hospitals/Harlem in New York, New York. Dr. Chacko is also affiliated with NYC Health + Hospitals/Harlem. The medical group on file is Physician Affiliate Group of New York (PAGNY). Dmand AI also links Dr. Chacko to 3 more group practices and clinics and 2 medical groups, each named with a free account.

See all 8 affiliations for Dr. Chacko

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

Dmand AI tracks the EHR system at Dr. Abraham Chacko Jr.'s practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chacko practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
NYC Health and Hospitals/HarlemAvailable with a free account
+4 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Abraham Chacko Jr. is one of 3,709 emergency medicine physicians in New York

Emergency medicine is Dr. Chacko's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chacko is licensed in New York.

Specialties and state licenses

  • Emergency medicine, New YorkPrimaryLicense 251235 DUP · taxonomy 207P00000X

Emergency medicine physicians near Dr. Chacko

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. Abraham Chacko Jr. billed Medicare for 77 services in 2024

CMS data shows 77 Medicare services from Dr. Chacko across 2 procedure codes in 2024, for 94 Medicare patients. Medicare paid $8,876 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202477
Medicare patients94
Paid by Medicare$8,876
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 1022024: 7725%

Dr. Chacko compared with the New York median for emergency medicine physicians, 2024

  • Dr. Chacko
  • New York median
Medicare services
77vs 21965% below
Medicare patients
94vs 21656% below
Part D claims
12vs 2959% below

Medians across 3,510 emergency medicine physicians in New York with Dmand AI profiles that report each measure.

Dr. Chacko'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. Chacko

Need commercial claims for Dr. Chacko?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chacko and other emergency medicine physicians in New York.

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

Dr. Abraham Chacko Jr. treated 94 Medicare patients in 2024, average age 69

CMS counts 94 Medicare patients who saw Dr. Chacko in 2024. The largest group is 65 to 74, with 33 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 81% are also on Medicaid. Their average risk score is 2.35, 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. Chacko's median patient age at 61, with 46% women.

Medicare patients, 202494
Average age69
Average risk score2.35
Also on Medicaid81%

Dr. Chacko's Medicare patients by age, 2024

Dr. Chacko's Medicare patients by sex, 2024

  • Women6165%
  • Men3335%

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

  1. High blood pressure75%
  2. High cholesterol67%
  3. Diabetes56%
  4. Arthritis55%
  5. Mood disorders48%
  6. Depression43%
  7. Alcohol and drug use disorders37%
  8. Ischemic heart disease34%

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

Dr. Chacko's patients across all payers

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

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women46%
  • Men53%

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

Dr. Abraham Chacko Jr. wrote 95 Medicare Part D claims in 2024

In 2024, Dr. Chacko wrote 95 Medicare Part D claims for 62 patients. 82% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $22 in total drug cost. In 2023, CMS named 12 claims across 1 drug.

Part D claims, 202495
Drugs named by CMS1
Total drug cost$22
Part D patients62

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

  • Generic78 claims82%
  • Brand-name17 claims18%

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

  • Antibiotics22%21 of 95 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: 122024: 12No change

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Chacko

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. Abraham Chacko Jr. takes part in Medicare

Dr. Chacko 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. Abraham Chacko Jr. received $285 in industry payments from 2016 to 2023

CMS Open Payments shows 14 general payments to Dr. Chacko from 5 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Cook Medical LLC paid the most, $121.

General payments to Dr. Chacko by program year, 2016 to 2023

Companies that paid Dr. Chacko the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Chacko

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

Dr. Abraham Chacko Jr. graduated from University of Texas Medical Branch at Galveston

Dr. Chacko graduated from University of Texas Medical Branch at Galveston in 2005.

  1. Medical schoolUniversity of Texas Medical Branch at Galveston

Source: Dmand AI Professional Profile Data

Sources for Dr. Abraham Chacko Jr.'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 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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. Abraham Chacko Jr.

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. Abraham Chacko Jr.'s NPI number?

Dr. Abraham Chacko Jr.'s NPI number is 1063648145. It was assigned on June 3, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Abraham Chacko Jr.?

Dr. Abraham Chacko Jr. is an emergency medicine physician in New York, New York. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Abraham Chacko Jr. practice?

Dr. Chacko practices at 506 Malcolm X Blvd, New York, NY 10037. Dr. Chacko's primary practice is NYC Health and Hospitals/Harlem in New York, New York. Dmand AI also links Dr. Chacko to 3 group practices and clinics and 2 medical groups.

What is Dr. Abraham Chacko Jr.'s office phone number?

The practice phone on file for Dr. Chacko is (212) 939-2027.

What is Dr. Abraham Chacko Jr.'s medical license number?

Dr. Chacko holds New York license 251235 DUP.

Which hospitals is Dr. Abraham Chacko Jr. affiliated with?

Dr. Chacko is affiliated with NYC Health + Hospitals/Harlem.

What medical group is Dr. Abraham Chacko Jr. part of?

Dr. Chacko is linked to Physician Affiliate Group of New York (PAGNY). Dmand AI links Dr. Chacko to 2 more medical groups.

Does Dr. Abraham Chacko Jr. accept Medicare?

Yes. CMS data shows Dr. Chacko billed Medicare for 77 services in 2024, and Dr. Chacko accepts Medicare assignment.

How many Medicare patients does Dr. Abraham Chacko Jr. see?

CMS counts 94 Medicare patients who saw Dr. Chacko in 2024, with an average age of 69.

What services does Dr. Abraham Chacko Jr. bill to Medicare?

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

Show 4 more questionsShow fewer questions

Where did Dr. Abraham Chacko Jr. go to medical school?

Dr. Chacko graduated from University of Texas Medical Branch at Galveston in 2005.

What drugs does Dr. Abraham Chacko Jr. prescribe most?

In 2024 Medicare Part D data, Dr. Chacko's most prescribed drugs by claims were Prednisone.

Has Dr. Abraham Chacko Jr. received payments from drug or device companies?

CMS Open Payments shows $285 in general payments to Dr. Chacko from 5 companies from 2016 to 2023. The largest total came from Cook Medical LLC.

How long has Dr. Abraham Chacko Jr. been practicing?

Dr. Chacko graduated from medical school in 2005, 21 years ago.

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