Emergency Service, HospitalUltrasonographyVenous Thrombosis
Dr. Alexander Martin Selby, MD
NPI1306400627PAC ID1658608815
- Medicare services, 2024
- 577
- Medicare patients, 2024
- 539
- Part D claims, 2024
- 87
- Publications
- 1
- MIPS score, 2024
- 93
- Practice address
- 100 East 77th Street, New York, NY 10075
- Practice phone
- Call (212) 434-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Alexander Martin Selby is an emergency medicine physician in New York, New York
Dr. Selby practices at Lenox Hill Hospital in New York, New York, part of Northwell Health.
Dr. Selby's NPI, 1306400627, was assigned on April 23, 2019. Dr. Selby graduated from New York Medical College in 2019. Dr. Selby holds New York license 316808.
NPI and contact details
- NPI
- 1306400627NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1658608815
- NPI enumeration date
- April 23, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (212) 434-2000
- 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; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alexander Martin Selby practices at Lenox Hill Hospital in New York, New York
Dr. Selby's primary practice is Lenox Hill Hospital, at 100 East 77th Street, New York, NY 10075 in New York County. The practice phone is (212) 434-2000.
- Lenox Hill Hospital100 East 77th Street, New York, NY 10075 · New York CountyPhone(212) 434-2000
Source: Dmand AI Affiliation Data
Dr. Alexander Martin Selby is affiliated with 1 site of care and 1 medical group
Dr. Selby's primary practice is Lenox Hill Hospital in New York, New York, part of Northwell Health. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alexander Martin Selby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Selby practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lenox Hill Hospital | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Alexander Martin Selby is one of 3,709 emergency medicine physicians in New York
Emergency medicine is Dr. Selby's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Selby is licensed in New York.
Specialties and state licenses
- Emergency medicine, New YorkPrimary
Emergency medicine physicians near Dr. Selby
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
3,709emergency medicine physicians in New York684emergency medicine physicians in New York39emergency medicine physicians at Lenox Hill Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Alexander Martin Selby billed Medicare for 577 services in 2024
CMS data shows 577 Medicare services from Dr. Selby across 4 procedure codes in 2024, for 539 Medicare patients. Medicare paid $77,214 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024577
Medicare patients539
Paid by Medicare$77,214
Procedure codes4
Dr. Selby's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5812024: 5771%
Dr. Selby compared with the New York median for emergency medicine physicians, 2024
- Dr. Selby
- New York median
- Medicare services
- 577vs 2192.6 times
- Medicare patients
- 539vs 2162.5 times
- Part D claims
- 25vs 2914% below
Medians across 3,510 emergency medicine physicians in New York with Dmand AI profiles that report each measure.
Dr. Selby'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.
Need commercial claims for Dr. Selby?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Selby and other emergency medicine physicians in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alexander Martin Selby treated 539 Medicare patients in 2024, average age 78
CMS counts 539 Medicare patients who saw Dr. Selby in 2024. The largest group is 75 to 84, with 196 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.02, 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. Selby's median patient age at 68, with 56% women.
Medicare patients, 2024539
Average age78
Average risk score2.02
Also on Medicaid30%
Dr. Selby's Medicare patients by age, 2024
Dr. Selby's Medicare patients by sex, 2024
- Women32460%
- Men21540%
Chronic conditions among Dr. Selby's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis68%
- Ischemic heart disease46%
- Mood disorders45%
- Diabetes39%
- Anxiety38%
- Depression36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Selby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women56%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alexander Martin Selby wrote 87 Medicare Part D claims in 2024
In 2024, Dr. Selby wrote 87 Medicare Part D claims for 73 patients. 94% of them were for generic drugs. CMS names the drug for 25 of them, across 1 drug with 11 or more claims each, at $873 in total drug cost. In 2023, CMS named 79 claims across 4 drugs.
Part D claims, 202487
Drugs named by CMS1
Total drug cost$873
Part D patients73
Dr. Selby's Part D claims by kind of drug, 2024
- Generic82 claims94%
- Brand-name and other5 claims6%
Dr. Selby'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. Selby's Part D claims, 2024
- Antibiotics67%58 of 87 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: 792024: 2568%
Drugs named by CMS: 1 in 2024, 4 in 2023.
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. Alexander Martin Selby scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Selby for performance year 2024, reported through an alternative payment model (APM). Dr. Selby accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Selby's MIPS scores, performance year 2024
- 93of 100Final score
- 79.8of 100Quality
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Alexander Martin Selby has 1 publication on record
Dmand AI links 1 paper to Dr. Selby in 2022. Dr. Selby's most frequent co-author is Taryn Elizabeth Hoffman, MD.
Papers1
Dr. Selby's most frequent co-authors
Recent publications by Dr. Selby
See who Dr. Selby researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Selby works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Alexander Martin Selby graduated from New York Medical College
Dr. Selby graduated from New York Medical College in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alexander Martin Selby'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)Medicare Part D Prescribers - by Provider (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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Alexander Martin Selby
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. Alexander Martin Selby's NPI number?
Dr. Alexander Martin Selby's NPI number is 1306400627. It was assigned on April 23, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander Martin Selby?
Dr. Alexander Martin Selby 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. Alexander Martin Selby practice?
Dr. Selby practices at 100 East 77th Street, New York, NY 10075. Dr. Selby's primary practice is Lenox Hill Hospital in New York, New York, part of Northwell Health.
What is Dr. Alexander Martin Selby's office phone number?
The practice phone on file for Dr. Selby is (212) 434-2000.
What is Dr. Alexander Martin Selby's medical license number?
Dr. Selby holds New York license 316808.
Which hospitals is Dr. Alexander Martin Selby affiliated with?
Dr. Selby practices at Lenox Hill Hospital in New York, New York.
What medical group is Dr. Alexander Martin Selby part of?
Dr. Selby is linked to Northwell Health Physician Partners Cardiology at Great Neck.
Does Dr. Alexander Martin Selby accept Medicare?
Yes. CMS data shows Dr. Selby billed Medicare for 577 services in 2024, and Dr. Selby accepts Medicare assignment.
What is Dr. Alexander Martin Selby's MIPS score?
Dr. Selby's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Alexander Martin Selby see?
CMS counts 539 Medicare patients who saw Dr. Selby in 2024, with an average age of 78.
Show 6 more questionsShow fewer questions
What services does Dr. Alexander Martin Selby bill to Medicare?
In 2024, Dr. Selby's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. Alexander Martin Selby go to medical school?
Dr. Selby graduated from New York Medical College in 2019.
What drugs does Dr. Alexander Martin Selby prescribe most?
In 2024 Medicare Part D data, Dr. Selby's most prescribed drugs by claims were Cefpodoxime Proxetil.
How long has Dr. Alexander Martin Selby been practicing?
Dr. Selby graduated from medical school in 2019, 7 years ago.
Does Dr. Alexander Martin Selby do research?
Dmand AI links 1 publication to Dr. Selby.
Who does Dr. Alexander Martin Selby publish with?
Dr. Selby's most frequent co-authors are Taryn Elizabeth Hoffman, MD (1 shared paper).
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