Dr. Alexander Xinlei Wu, MD
- Medicare services, 2024
- 684
- Medicare patients, 2024
- 279
- Part D claims, 2024
- 200
- MIPS score, 2024
- 87
- Hospital affiliations
- 1
- Practice address
- 5755 Cedar Lane, Columbia, MD 21044
- Practice phone
- Call (410) 740-7890
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wu's professional email, personal email and mobile number
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Dr. Alexander Xinlei Wu is a hospitalist in Columbia, Maryland
Dr. Wu practices at Johns Hopkins Howard County Medical Center in Columbia, Maryland, part of Johns Hopkins Health System.
Dr. Wu's NPI, 1831584879, was assigned on April 6, 2015. Dr. Wu graduated from University of Pittsburgh School of Medicine in 2015. Dr. Wu holds Maryland license D91699.
- NPI
- 1831584879NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547563868
- NPI enumeration date
- April 6, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (410) 740-7890
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alexander Xinlei Wu practices at Johns Hopkins Howard County Medical Center in Columbia, Maryland
Dr. Wu's primary practice is Johns Hopkins Howard County Medical Center, at 5755 Cedar Lane, Columbia, MD 21044 in Howard County. The practice phone is (410) 740-7890.
- Johns Hopkins Howard County Medical Center5755 Cedar Lane, Columbia, MD 21044 · Howard CountyPhone(410) 740-7890
Source: Dmand AI Affiliation Data
Dr. Alexander Xinlei Wu is affiliated with 1 site of care and 1 medical group
Dr. Wu's primary practice is Johns Hopkins Howard County Medical Center in Columbia, Maryland, part of Johns Hopkins Health System. The medical group on file is Johns Hopkins Community Physicians.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alexander Xinlei Wu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johns Hopkins Howard County Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alexander Xinlei Wu is one of 415 hospitalists in Maryland
Hospitalist is Dr. Wu's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dmand AI has Dr. Wu's licenses on file in 3 states: Maryland, Georgia and Ohio.
Specialties and state licenses
- Hospitalist, MarylandPrimary
- Internal medicine, Georgia
- Ohio license
Hospitalists near Dr. Wu
Counts of hospitalists 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. Alexander Xinlei Wu billed Medicare for 684 services in 2024
CMS data shows 684 Medicare services from Dr. Wu across 5 procedure codes in 2024, for 279 Medicare patients. Medicare paid $65,216 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Wu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7912024: 68414%
Dr. Wu compared with the Maryland median for hospitalists, 2024
- Dr. Wu
- Maryland median
- Medicare services
- 684vs 6505% above
- Medicare patients
- 279vs 291Close to median
- Part D claims
- 16vs 5671% below
Medians across 388 hospitalists in Maryland with Dmand AI profiles that report each measure.
Dr. Wu'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. Alexander Xinlei Wu treated 279 Medicare patients in 2024, average age 77
CMS counts 279 Medicare patients who saw Dr. Wu in 2024. The largest group is 75 to 84, with 105 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.56, 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. Wu's median patient age at 74, with 47% women.
Dr. Wu's Medicare patients by age, 2024
Dr. Wu's Medicare patients by sex, 2024
- Women15154%
- Men12846%
Chronic conditions among Dr. Wu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Chronic kidney disease56%
- Diabetes52%
- Mood disorders50%
- Heart failure46%
- Atrial fibrillation45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alexander Xinlei Wu wrote 200 Medicare Part D claims in 2024
In 2024, Dr. Wu wrote 200 Medicare Part D claims for 64 patients. 83% of them were for generic drugs. CMS names the drug for 16 of them, across 1 drug with 11 or more claims each, at $31 in total drug cost. In 2023, CMS named 24 claims across 2 drugs.
Dr. Wu's Part D claims by kind of drug, 2024
- Generic166 claims83%
- Brand-name and other34 claims17%
Dr. Wu'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. Wu's Part D claims, 2024
- Antibiotics7%14 of 200 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: 242024: 1633%
Drugs named by CMS: 1 in 2024, 2 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 Xinlei Wu scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Wu for performance year 2024, reported as part of a group. Dr. Wu accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Wu's MIPS scores, performance year 2024
- 87of 100Final score
- 80.5of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
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 Xinlei Wu received $132 in industry payments in 2021
CMS Open Payments shows 2 general payments to Dr. Wu from 2 drug and device companies in 2021. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $117.
Companies that paid Dr. Wu the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alexander Xinlei Wu graduated from University of Pittsburgh School of Medicine
Dr. Wu graduated from University of Pittsburgh School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alexander Xinlei Wu'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) |
| Industry payments | Open Payments (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. Alexander Xinlei Wu
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 Xinlei Wu's NPI number?
Dr. Alexander Xinlei Wu's NPI number is 1831584879. It was assigned on April 6, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander Xinlei Wu?
Dr. Alexander Xinlei Wu is a hospitalist in Columbia, Maryland. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Alexander Xinlei Wu practice?
Dr. Wu practices at 5755 Cedar Lane, Columbia, MD 21044. Dr. Wu's primary practice is Johns Hopkins Howard County Medical Center in Columbia, Maryland, part of Johns Hopkins Health System.
What is Dr. Alexander Xinlei Wu's office phone number?
The practice phone on file for Dr. Wu is (410) 740-7890.
What is Dr. Alexander Xinlei Wu's medical license number?
Dr. Wu holds Maryland license D91699, one of the licenses on file in 3 states.
Which states has Dr. Alexander Xinlei Wu been licensed in?
Dmand AI has state licenses on file for Dr. Wu in Maryland, Georgia and Ohio.
Which hospitals is Dr. Alexander Xinlei Wu affiliated with?
Dr. Wu practices at Johns Hopkins Howard County Medical Center in Columbia, Maryland.
What medical group is Dr. Alexander Xinlei Wu part of?
Dr. Wu is linked to Johns Hopkins Community Physicians.
Does Dr. Alexander Xinlei Wu accept Medicare?
Yes. CMS data shows Dr. Wu billed Medicare for 684 services in 2024, and Dr. Wu accepts Medicare assignment.
What is Dr. Alexander Xinlei Wu's MIPS score?
Dr. Wu's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Alexander Xinlei Wu see?
CMS counts 279 Medicare patients who saw Dr. Wu in 2024, with an average age of 77.
What services does Dr. Alexander Xinlei Wu bill to Medicare?
In 2024, Dr. Wu's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99232).
Where did Dr. Alexander Xinlei Wu go to medical school?
Dr. Wu graduated from University of Pittsburgh School of Medicine in 2015.
What drugs does Dr. Alexander Xinlei Wu prescribe most?
In 2024 Medicare Part D data, Dr. Wu's most prescribed drugs by claims were Levothyroxine Sodium.
Has Dr. Alexander Xinlei Wu received payments from drug or device companies?
CMS Open Payments shows $132 in general payments to Dr. Wu from 2 companies from 2021 to 2021. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Alexander Xinlei Wu been practicing?
Dr. Wu graduated from medical school in 2015, 11 years ago.
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