Dr. Meagan Regina Hajjar, MD
- Medicare services, 2024
- 316
- Medicare patients, 2024
- 326
- Part D claims, 2021
- 120
- Hospital affiliations
- 4
- Medical groups
- 5
- Practice address
- 80 Seymour Street, Hartford, CT 06102
- Practice phone
- Call (860) 545-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hajjar's professional email, personal email and mobile number
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Dr. Meagan Regina Hajjar is an internist in Hartford, Connecticut
Dr. Hajjar practices at Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare.
Dr. Hajjar's NPI, 1902302136, was assigned on April 5, 2018. Dr. Hajjar holds Connecticut license 1.069106.
- NPI
- 1902302136NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4284982091
- NPI enumeration date
- April 5, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (860) 545-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- 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. Meagan Regina Hajjar practices at Hartford Hospital in Hartford, Connecticut
Dr. Hajjar's primary practice is Hartford Hospital, at 80 Seymour Street, Hartford, CT 06102 in Hartford County. The practice phone is (860) 545-5000.
- Hartford Hospital80 Seymour Street, Hartford, CT 06102 · Hartford CountyPhone(860) 545-5000
Source: Dmand AI Affiliation Data
Dr. Meagan Regina Hajjar is affiliated with 4 sites of care and 5 medical groups
Dr. Hajjar's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. Dr. Hajjar is also affiliated with The Hospital of Central Connecticut. The medical group on file is Hartford HealthCare Medical Group Specialists. Dmand AI also links Dr. Hajjar to 2 more hospitals and 4 medical groups, 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. Meagan Regina Hajjar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hajjar practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hartford Hospital | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Meagan Regina Hajjar is one of 2,189 internists in Connecticut
Internal medicine is Dr. Hajjar's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Hajjar's licenses on file in 2 states: Connecticut and Massachusetts.
Specialties and state licenses
- Internal medicine, ConnecticutPrimary
- Hospitalist, Massachusetts
Internists near Dr. Hajjar
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. Meagan Regina Hajjar billed Medicare for 316 services in 2024
CMS data shows 316 Medicare services from Dr. Hajjar across 2 procedure codes in 2024, for 326 Medicare patients. Medicare paid $41,318 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hajjar's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3812024: 31617%
Dr. Hajjar compared with the Connecticut median for internists, 2024
- Dr. Hajjar
- Connecticut median
- Medicare services
- 316vs 39019% below
- Medicare patients
- 326vs 17290% above
- Part D claims
- 120vs 34365% below
Medians across 2,185 internists in Connecticut with Dmand AI profiles that report each measure.
Dr. Hajjar'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. Meagan Regina Hajjar treated 326 Medicare patients in 2024, average age 79
CMS counts 326 Medicare patients who saw Dr. Hajjar in 2024. The largest group is 75 to 84, with 117 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 35% are also on Medicaid. Their average risk score is 2.34, 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. Hajjar's median patient age at 65, with 45% women.
Dr. Hajjar's Medicare patients by age, 2024
Dr. Hajjar's Medicare patients by sex, 2024
- Women16250%
- Men16450%
Chronic conditions among Dr. Hajjar's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease60%
- Arthritis56%
- Chronic kidney disease54%
- Anxiety51%
- Heart failure50%
- Atrial fibrillation46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hajjar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women45%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Meagan Regina Hajjar wrote 120 Medicare Part D claims in 2021
In 2021, Dr. Hajjar wrote 120 Medicare Part D claims. Every claim was for a generic drug. They cover 6 drugs, with $1,027 in total drug cost. In 2020, CMS named 209 claims across 10 drugs.
Dr. Hajjar's most prescribed drugs by claims, 2021
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, 2020 to 2021
- 2020
- 2021
- Claims for drugs CMS names
- 2020: 2092021: 12043%
Drugs named by CMS: 6 in 2021, 10 in 2020.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Meagan Regina Hajjar takes part in Medicare
Dr. Hajjar 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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Sources for Dr. Meagan Regina Hajjar'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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. Meagan Regina Hajjar
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. Meagan Regina Hajjar's NPI number?
Dr. Meagan Regina Hajjar's NPI number is 1902302136. It was assigned on April 5, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Meagan Regina Hajjar?
Dr. Meagan Regina Hajjar is an internist in Hartford, Connecticut. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Meagan Regina Hajjar practice?
Dr. Hajjar practices at 80 Seymour Street, Hartford, CT 06102. Dr. Hajjar's primary practice is Hartford Hospital in Hartford, Connecticut, part of Hartford HealthCare. Dmand AI also links Dr. Hajjar to 2 hospitals and 4 medical groups.
What is Dr. Meagan Regina Hajjar's office phone number?
The practice phone on file for Dr. Hajjar is (860) 545-5000.
What is Dr. Meagan Regina Hajjar's medical license number?
Dr. Hajjar holds Connecticut license 1.069106, one of the licenses on file in 2 states.
Which states has Dr. Meagan Regina Hajjar been licensed in?
Dmand AI has state licenses on file for Dr. Hajjar in Connecticut and Massachusetts.
Which hospitals is Dr. Meagan Regina Hajjar affiliated with?
Dr. Hajjar practices at Hartford Hospital in Hartford, Connecticut. Dr. Hajjar is also affiliated with The Hospital of Central Connecticut. Dmand AI links Dr. Hajjar to 2 more hospitals.
What medical group is Dr. Meagan Regina Hajjar part of?
Dr. Hajjar is linked to Hartford HealthCare Medical Group Specialists. Dmand AI links Dr. Hajjar to 4 more medical groups.
Does Dr. Meagan Regina Hajjar accept Medicare?
Yes. CMS data shows Dr. Hajjar billed Medicare for 316 services in 2024, and Dr. Hajjar accepts Medicare assignment.
How many Medicare patients does Dr. Meagan Regina Hajjar see?
CMS counts 326 Medicare patients who saw Dr. Hajjar in 2024, with an average age of 79.
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What services does Dr. Meagan Regina Hajjar bill to Medicare?
In 2024, Dr. Hajjar's most billed Medicare services were hospital inpatient care (99223) and hospital inpatient care (99222).
What drugs does Dr. Meagan Regina Hajjar prescribe most?
In 2021 Medicare Part D data, Dr. Hajjar's most prescribed drugs by claims were Metformin HCl, Atorvastatin Calcium and Lisinopril.
How long has Dr. Meagan Regina Hajjar been practicing?
Dr. Hajjar graduated from medical school in 2017, 9 years ago.
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