Dr. Luis Enrique Seija Jr., MD
- Medicare services, 2024
- 32
- Medicare patients, 2024
- 22
- Part D claims, 2021
- 28
- MIPS score, 2024
- 85
- Hospital affiliations
- 2
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Luis Enrique Seija Jr. is a pediatrician in Boston, Massachusetts
Dr. Seija practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Seija's NPI, 1912466798, was assigned on March 19, 2019. Dr. Seija graduated from Texas a & M University System, Hsc, College of Medicine in 2019. Dr. Seija holds Pennsylvania license MD482574.
- NPI
- 1912466798NPI Registry (opens in a new tab)
- NPI enumeration date
- March 19, 2019
- NPI status
- Active
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Luis Enrique Seija Jr. practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Seija's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Dr. Luis Enrique Seija Jr. is affiliated with 3 sites of care and 2 medical groups
Dr. Seija's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Seija is also affiliated with Children's Hospital of Philadelphia. The medical group on file is Penn Medicine Lancaster General Health. Dmand AI also links Dr. Seija to 1 more community health center and 1 medical group, 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. Luis Enrique Seija Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Seija practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Luis Enrique Seija Jr. is one of 2,101 pediatricians in Massachusetts
Pediatrics is Dr. Seija's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Seija is licensed in Pennsylvania.
Specialties and state licenses
- Pediatrics, PennsylvaniaPrimary
Pediatricians near Dr. Seija
Counts of pediatricians 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. Luis Enrique Seija Jr. billed Medicare for 32 services in 2024
CMS data shows 32 Medicare services from Dr. Seija across 1 procedure code in 2024, for 22 Medicare patients. Medicare paid $1,874 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Seija's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 522024: 3238%
Dr. Seija compared with the Massachusetts median for pediatricians, 2024
- Dr. Seija
- Massachusetts median
- Medicare services
- 32vs 14678% below
- Medicare patients
- 22vs 9076% below
- Part D claims
- 28vs 2040% above
Medians across 283 pediatricians in Massachusetts with Dmand AI profiles that report each measure.
Dr. Seija'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. Luis Enrique Seija Jr. treated 22 Medicare patients in 2024, average age 70
CMS counts 22 Medicare patients who saw Dr. Seija in 2024. 75% of them have high blood pressure, and 73% have high cholesterol. Their average risk score is 3.97, 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. Seija's median patient age at 27, with 75% women.
Chronic conditions among Dr. Seija's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Heart failure68%
- Diabetes59%
- Chronic kidney disease55%
- Arthritis50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Seija's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 27
Patient panel by sex, all payers
- Women75%
- Men25%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Luis Enrique Seija Jr. wrote 28 Medicare Part D claims in 2021
In 2021, Dr. Seija wrote 28 Medicare Part D claims. They cover 2 drugs, with $637 in total drug cost.
Dr. Seija'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.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Luis Enrique Seija Jr. scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Seija for performance year 2024, reported as part of a group.
Dr. Seija's MIPS scores, performance year 2024
- 85of 100Final score
- 73.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Luis Enrique Seija Jr. graduated from Texas a & M University System, Hsc, College of Medicine
Dr. Seija graduated from Texas a & M University System, Hsc, College of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Luis Enrique Seija Jr.'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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Luis Enrique Seija 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. Luis Enrique Seija Jr.'s NPI number?
Dr. Luis Enrique Seija Jr.'s NPI number is 1912466798. It was assigned on March 19, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Luis Enrique Seija Jr.?
Dr. Luis Enrique Seija Jr. is a pediatrician in Boston, Massachusetts. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Luis Enrique Seija Jr. practice?
Dr. Seija practices at 55 Fruit Street, Boston, MA 02114. Dr. Seija's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Seija to 1 community health center and 1 medical group.
What is Dr. Luis Enrique Seija Jr.'s office phone number?
The practice phone on file for Dr. Seija is (617) 726-2000.
What is Dr. Luis Enrique Seija Jr.'s medical license number?
Dr. Seija holds Pennsylvania license MD482574.
Which hospitals is Dr. Luis Enrique Seija Jr. affiliated with?
Dr. Seija practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Seija is also affiliated with Children's Hospital of Philadelphia.
What medical group is Dr. Luis Enrique Seija Jr. part of?
Dr. Seija is linked to Penn Medicine Lancaster General Health. Dmand AI links Dr. Seija to 1 more medical group.
Does Dr. Luis Enrique Seija Jr. accept Medicare?
Yes. CMS data shows Dr. Seija billed Medicare for 32 services in 2024.
What is Dr. Luis Enrique Seija Jr.'s MIPS score?
Dr. Seija's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Dr. Luis Enrique Seija Jr. see?
CMS counts 22 Medicare patients who saw Dr. Seija in 2024, with an average age of 70.
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What services does Dr. Luis Enrique Seija Jr. bill to Medicare?
In 2024, Dr. Seija's most billed Medicare services were hospital inpatient care (99232).
Where did Dr. Luis Enrique Seija Jr. go to medical school?
Dr. Seija graduated from Texas a & M University System, Hsc, College of Medicine in 2019.
What drugs does Dr. Luis Enrique Seija Jr. prescribe most?
In 2021 Medicare Part D data, Dr. Seija's most prescribed drugs by claims were Atorvastatin Calcium and Nifedipine ER.
How long has Dr. Luis Enrique Seija Jr. been practicing?
Dr. Seija graduated from medical school in 2019, 7 years ago.
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