Active NPI 1104258979 Individual Practitioner Male Practitioner

Dr. Maruf A Ali , MD

Internal Medicine • Dallas, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Maruf Ali, MD is a certified Internal Medicine practicing in Dallas, TX. With approximately 25 years of clinical experience since completing medical education in 2001, Dr. Ali delivers high-quality medical care to the local community at 8200 WALNUT HILL LN.

Dr. Ali maintains professional affiliations with Hospitalist Medicine Physicians Of Texas Pllc, Questcare Hospitalists Pllc and 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

8200 Walnut Hill Ln

Dallas, TX 752314402

Telephone 2143458778

Fax 2143458784

Associated Practice Facility / Clinic

🏢 Southwest Imaging And Interventional Specialists, P.a. Facility NPI 1063461598

Medicare Profile & Education

Medical School

Other

Graduation Year

2001

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Dallas, TX

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

25 Yrs +3.7 yrs vs City Avg

City Avg: 21.3 Yrs

State Avg: 26.2 Yrs

Regional Practice Density

989 Specialists

Practicing in Dallas, TX (9538 Statewide)

Telehealth Adoption Rate

20.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

82.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Ali (25 Years) 25 Yrs

Dallas Specialty Average (21.3 Years) 21.3 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	505	180	$545.33	$112.85
99239 Hospital discharge day management, more than 30 minutes	163	162	$679.98	$108.98
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	114	113	$1042.00	$164.79
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	70	47	$359.93	$75.05
99497 Advance care planning, first 30 minutes	25	25	$418.32	$71.88

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	301	121	$528.44	$112.82
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	285	120	$354.74	$76.01
99239 Hospital discharge day management, more than 30 minutes	153	150	$674.77	$109.89
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	138	137	$1026.00	$166.07
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$649.62	$125.45

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	696	256	$510.01	$99.33
99239 Hospital discharge day management, more than 30 minutes	189	185	$613.30	$102.04
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	156	153	$990.78	$192.14
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	103	50	$248.58	$68.91
99220 Hospital observation care, typically 70 minutes	32	32	$875.40	$169.95
99238 Hospital discharge day management, 30 minutes or less	15	15	$329.15	$69.65

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	469	197	$553.34	$99.86
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	188	113	$337.26	$69.19
99239 Hospital discharge day management, more than 30 minutes	152	150	$648.71	$103.19
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	88	88	$876.74	$193.74
99220 Hospital observation care, typically 70 minutes	62	62	$1198.31	$175.97
99217 Hospital observation care on day of discharge	58	58	$456.13	$69.89
99238 Hospital discharge day management, 30 minutes or less	26	26	$228.14	$69.86
99225 Subsequent observation care, typically 25 minutes per day	15	14	$517.52	$69.53
99497 Advance care planning, first 30 minutes	11	11	$562.59	$76.04

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	348	152	$701.23	$103.58
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	132	81	$365.63	$72.07
99239 Hospital discharge day management, more than 30 minutes	131	127	$694.85	$106.20
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	64	64	$1018.63	$202.03
99220 Hospital observation care, typically 70 minutes	57	56	$1238.29	$183.38
99217 Hospital observation care on day of discharge	56	54	$492.09	$71.63
99497 Advance care planning, first 30 minutes	29	28	$562.59	$78.24
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	28	28	$921.98	$127.94
99225 Subsequent observation care, typically 25 minutes per day	23	20	$500.11	$69.60
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$444.79	$138.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99220 Hospital observation care, typically 70 minutes	154	145	$1202.68	$181.29
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	125	74	$299.20	$71.58
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	88	47	$741.10	$102.11
99239 Hospital discharge day management, more than 30 minutes	87	86	$589.72	$105.05
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	57	56	$1321.32	$198.63
99217 Hospital observation care on day of discharge	36	36	$427.77	$69.82
99225 Subsequent observation care, typically 25 minutes per day	28	25	$503.22	$69.48
99219 Hospital observation care, typically 50 minutes	21	21	$891.29	$133.51

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	375	196	$92.00	$71.32
99239 Hospital discharge day management, more than 30 minutes	135	131	$133.00	$105.06
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	87	84	$449.41	$196.56
99220 Hospital observation care, typically 70 minutes	77	77	$457.44	$180.35
99231 Follow-up hospital inpatient care per day, typically 15 minutes	41	32	$51.00	$38.49
99217 Hospital observation care on day of discharge	37	37	$97.00	$71.31
99219 Hospital observation care, typically 50 minutes	27	27	$308.18	$133.21
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	27	27	$370.05	$133.87
99291 Critical care, first 30-74 minutes	17	14	$337.00	$219.06
99225 Subsequent observation care, typically 25 minutes per day	16	16	$123.28	$71.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	445	216	$92.00	$70.42
99239 Hospital discharge day management, more than 30 minutes	152	147	$133.00	$104.40
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	111	107	$291.00	$197.77
99220 Hospital observation care, typically 70 minutes	89	88	$266.00	$181.19
99231 Follow-up hospital inpatient care per day, typically 15 minutes	70	52	$51.00	$38.36
99217 Hospital observation care on day of discharge	37	37	$97.00	$70.75
99291 Critical care, first 30-74 minutes	26	19	$337.00	$219.03
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	19	17	$132.00	$101.82
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	14	$113.00	$76.59

Medical Specialties & State Licenses

CMS Verified: 2025-10-09

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License TX R5067

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.

Hospitalist

NUCC Taxonomy Code: 208M00000X

State License OH 35.128983

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Georgia Composite Medical Board

006548 (GA)

Hospital & Practice Group Affiliations

Questcare Hospitalists Pllc

4500 Medical Ctr Dr, Mckinney, TX 750691650

Phone: 9725478000

Hospitalist Medicine Physicians Of Texas Pllc

8200 Walnut Hill Ln, Dallas, TX 752314426

Phone: 2143456789

Secondary Practice Locations

4500 Medical Center Dr

Mckinney, TX 750691650

Phone: 9725478000

Practice Associates & Co-Workers

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

19 Associated Practitioners

Dr. Kevin Nguyen , MD

Internal Medicine

NPI 1053384321

Doctor of Medicine (M.D.)

Dr. Stephen Vu , MD

Internal Medicine

NPI 1124065008

Doctor of Medicine (M.D.)

Dr. Suraj Jacob , MD

Internal Medicine

NPI 1174788624

Doctor of Medicine (M.D.)

Dr. Elaine Whittaker , MD

Internal Medicine

NPI 1285675280

Doctor of Medicine (M.D.)

Dr. Steven Walters , MD

Internal Medicine

NPI 1306887070

Doctor of Medicine (M.D.)

Dr. Zachia Choe , MD

Internal Medicine

NPI 1376752113

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location October 09, 2025

Registered at 8200 WALNUT HILL LN, DALLAS, TX 752314402 (Tel: 2143458778)

📍

Updated Business Mailing Address October 09, 2025

Registered at 8200 WALNUT HILL LN, DALLAS, TX 752314402 (Tel: 2143458778)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 09, 2025

Internal Medicine (License #R5067 in TX)

✅

NPI Profile Active December 19, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location December 19, 2016

Registered at 1320 W MAIN ST, NEWARK, OH 43055 (Tel: 2205641791)

📍

Updated Business Mailing Address December 19, 2016

Registered at 1320 W MAIN ST, NEWARK, OH 43055 (Tel: 2205641791)

👤

Provider Name / Credentials Updated December 19, 2016

Recorded as MARUF ALI, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 19, 2016

Hospitalist (License #35.128983 in OH)

🟢

Initial NPI Registration & Enumeration August 05, 2013

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: 1104258979

Entity Type:

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

Enumeration Date: August 05, 2013

Last Update: October 09, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

8200 Walnut Hill Ln

Dallas, TX 752314402

Phone: 2143458778

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.