Active NPI 1831584879 Individual Practitioner Male Practitioner

Dr. Alexander Xinlei Wu , MD

Internal Medicine • Fulton, MD

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Alexander Wu, MD is a certified Internal Medicine practicing in Fulton, MD. With approximately 11 years of clinical experience since graduating from University Of Pittsburgh School Of Medicine in 2015, Dr. Wu delivers high-quality medical care to the local community at 11810 W MARKET PL # 200.

Dr. Wu accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hospital discharge day management, more than, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

11810 W Market Pl # 200

Fulton, MD 207592703

Telephone 3017618538

Fax 3017098005

Medicare Profile & Education

Medical School

University Of Pittsburgh School Of Medicine

Graduation Year

2015

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Fulton, MD

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

11 Yrs -12.0 yrs vs City Avg

City Avg: 23.0 Yrs

State Avg: 28.1 Yrs

Regional Practice Density

3 Specialists

Practicing in Fulton, MD (4114 Statewide)

Telehealth Adoption Rate

33.3% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

58.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Wu (11 Years) 11 Yrs

Fulton Specialty Average (23.0 Years) 23.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	458	174	$252.00	$120.78
99239 Hospital discharge day management, more than 30 minutes	112	111	$261.00	$117.84
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	48	25	$176.00	$81.17
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	46	46	$491.00	$178.10
99497 Advance care planning, first 30 minutes	20	19	$205.00	$77.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	383	172	$252.00	$125.64
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	219	107	$176.00	$83.90
99239 Hospital discharge day management, more than 30 minutes	145	141	$261.00	$120.00
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	44	44	$491.00	$183.88

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	485	224	$252.00	$108.29
99239 Hospital discharge day management, more than 30 minutes	157	152	$261.00	$112.26
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	71	44	$176.03	$76.35
99220 Hospital observation care, typically 70 minutes	33	33	$451.00	$185.66
99217 Hospital observation care on day of discharge	30	30	$178.00	$76.38
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	21	21	$491.00	$210.88
99226 Subsequent observation care, typically 35 minutes per day	15	15	$254.00	$107.60

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	278	139	$297.38	$105.75
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	116	60	$200.41	$74.28
99239 Hospital discharge day management, more than 30 minutes	82	80	$311.00	$108.70
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	15	15	$643.80	$201.89
99220 Hospital observation care, typically 70 minutes	15	15	$485.60	$190.32
99217 Hospital observation care on day of discharge	11	11	$208.45	$74.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	300	117	$331.59	$105.57
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	206	68	$229.77	$73.03
99239 Hospital discharge day management, more than 30 minutes	92	88	$353.23	$108.33
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	33	33	$662.30	$204.92
99217 Hospital observation care on day of discharge	13	12	$239.46	$73.42

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	104	54	$407.35	$102.60
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	100	47	$313.56	$71.67
99239 Hospital discharge day management, more than 30 minutes	53	53	$443.36	$103.66
99217 Hospital observation care on day of discharge	23	23	$315.52	$71.22
99220 Hospital observation care, typically 70 minutes	12	11	$785.42	$181.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	96	52	$491.00	$102.14
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	58	30	$342.00	$71.31
99239 Hospital discharge day management, more than 30 minutes	47	47	$467.00	$105.03
99221 Initial hospital inpatient care per day, typically 30 minutes	19	19	$490.00	$99.46

Medical Specialties & State Licenses

CMS Verified: 2026-01-07

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MD D0091699

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners

Dr. Shruti Aggarwal , MBBS

Ophthalmology - Cornea and External Diseases Specialist

NPI 1518372853

Bachelor of Medicine, Bachelor of Surgery (M.B.B.S.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

17 Historical Events

📍

Updated Practice Location January 07, 2026

Registered at 11810 W MARKET PL # 200, FULTON, MD 207592703 (Tel: 3017618538)

📍

Updated Business Mailing Address January 07, 2026

Registered at 11539 IAGER BLVD, FULTON, MD 207592658 (Tel: 3017618538)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 07, 2026

Internal Medicine (License #D0091699 in MD)

📍

Updated Practice Location August 30, 2021

Registered at 5755 CEDAR LN, COLUMBIA, MD 210442912 (Tel: 4108844644)

📍

Updated Business Mailing Address August 30, 2021

Registered at 6201 GREENLEIGH AVE, MIDDLE RIVER, MD 212202004 (Tel: 2162127677)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 30, 2021

Student in an Organized Health Care Education/Training Program

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 09, 2019

Internal Medicine (License #83368 in GA)

📍

Updated Business Mailing Address June 17, 2019

Registered at 1400 W PEACHTREE ST NW UNIT 2014, ATLANTA, GA 303092989 (Tel: 2162127677)

👤

Provider Name / Credentials Updated June 17, 2019

Recorded as ALEXANDER WU, MD

📍

Updated Practice Location June 25, 2018

Registered at 9500 EUCLID AVE, CLEVELAND, OH 44195 (Tel: 2164442200)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 25, 2018

Internal Medicine (License #35.133655 in OH)

✅

NPI Profile Active April 06, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location April 06, 2015

Registered at 9500 EUCLID AVE, CLEVELAND, OH 441950001 (Tel: 2164442200)

📍

Updated Business Mailing Address April 06, 2015

Registered at 8 LONGWOOD DR, WAYNE, PA 190872962 (Tel: 6102038218)

👤

Provider Name / Credentials Updated April 06, 2015

Recorded as ALEXANDER WU

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 06, 2015

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration April 06, 2015

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1831584879

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: April 06, 2015

Last Update: January 07, 2026

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

11539 Iager Blvd

Fulton, MD 207592658

Phone: 3017618538

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.