Dr. Antwar Melvin Harrell, MD
- Medicare services, 2019
- 1,946
- Part D claims, 2024
- 14
- Industry payments
- $1,659
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 4414 N Fwy Suite 300 Suite 300, Houston, TX 77022-3657
- Practice phone
- Call (713) 589-8643
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
One Medical
Multi-specialty group site · Houston, Texas
Find Dr. Harrell's professional email, personal email and mobile number
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Dr. Antwar Melvin Harrell is an internist in Houston, Texas
Dr. Harrell practices at One Medical in Houston, Texas.
Dr. Harrell's NPI, 1184710451, was assigned on October 5, 2006. Dr. Harrell graduated from Louisiana State University School of Medicine in Shreveport in 2000. Dr. Harrell holds Texas license L8364.
- NPI
- 1184710451NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103809306
- NPI enumeration date
- October 5, 2006
- NPI status
- Active
- Practice phone
- (713) 589-8643
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Antwar Melvin Harrell practices at One Medical in Houston, Texas
Dr. Harrell's primary practice is One Medical, at 4414 N Fwy Suite 300 Suite 300, Houston, TX 77022-3657. The practice phone is (713) 589-8643.
- One Medical4414 N Fwy Suite 300 Suite 300, Houston, TX 77022-3657Phone(713) 589-8643
Source: Dmand AI Affiliation Data
Dr. Antwar Melvin Harrell is affiliated with 1 site of care and 1 medical group
Dr. Harrell's primary practice is One Medical in Houston, Texas. The medical group on file is One Medical Seniors: Braeburn (Iora with One Medical).
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Antwar Melvin Harrell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harrell practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| One Medical | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Antwar Melvin Harrell is one of 8,437 internists in Texas
Internal medicine is Dr. Harrell's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Harrell is licensed in Texas.
Specialties and state licenses
- Internal medicine, TexasPrimary
Internists near Dr. Harrell
Counts of internists 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. Antwar Melvin Harrell billed Medicare for 1,946 services in 2019
CMS data shows 1,946 Medicare services from Dr. Harrell across 4 procedure codes in 2019. Medicare paid $157,827 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Harrell's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 3,1342019: 1,94638%
Dr. Harrell compared with the Texas median for internists, 2019
- Dr. Harrell
- Texas median
- Medicare services
- 1,946vs 5393.6 times
- Part D claims
- 67vs 28977% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Harrell's most billed Medicare procedure codes, 2019
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Harrell and other internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Antwar Melvin Harrell's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dr. Harrell's median patient age at 69, with 42% women.
Dr. Harrell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women42%
- Men58%
Source: Dmand AI Patient Panel Data
Dr. Antwar Melvin Harrell wrote 14 Medicare Part D claims in 2024
In 2024, Dr. Harrell wrote 14 Medicare Part D claims. 100% of them were for generic drugs. They cover 4 drugs, with $918 in total drug cost. In 2016, CMS named 462 claims across 21 drugs.
Dr. Harrell's most prescribed drugs by claims, 2017
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 4622017: 6785%
Drugs named by CMS: 4 in 2017, 21 in 2016.
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
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Dr. Antwar Melvin Harrell received $1,659 in industry payments from 2016 to 2019
CMS Open Payments shows 15 general payments to Dr. Harrell from 3 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 59% of the total. KCI USA, Inc. paid the most, $1,235.
General payments to Dr. Harrell by program year, 2016 to 2019
General payments to Dr. Harrell by kind, 2016 to 2019
- Food and beverage$98759%
- Travel and lodging$67341%
Companies that paid Dr. Harrell the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Antwar Melvin Harrell graduated from Louisiana State University School of Medicine in Shreveport
Dr. Harrell graduated from Louisiana State University School of Medicine in Shreveport in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Antwar Melvin Harrell'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 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 Data |
| 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) |
| 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. Antwar Melvin Harrell
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. Antwar Melvin Harrell's NPI number?
Dr. Antwar Melvin Harrell's NPI number is 1184710451. It was assigned on October 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Antwar Melvin Harrell?
Dr. Antwar Melvin Harrell is an internist in Houston, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Antwar Melvin Harrell practice?
Dr. Harrell practices at 4414 N Fwy Suite 300 Suite 300, Houston, TX 77022-3657. Dr. Harrell's primary practice is One Medical in Houston, Texas.
What is Dr. Antwar Melvin Harrell's office phone number?
The practice phone on file for Dr. Harrell is (713) 589-8643.
What is Dr. Antwar Melvin Harrell's medical license number?
Dr. Harrell holds Texas license L8364.
What medical group is Dr. Antwar Melvin Harrell part of?
Dr. Harrell is linked to One Medical Seniors: Braeburn (Iora with One Medical).
Does Dr. Antwar Melvin Harrell accept Medicare?
Yes. CMS data shows Dr. Harrell billed Medicare for 1,946 services in 2019.
What services does Dr. Antwar Melvin Harrell bill to Medicare?
In 2019, Dr. Harrell's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).
Where did Dr. Antwar Melvin Harrell go to medical school?
Dr. Harrell graduated from Louisiana State University School of Medicine in Shreveport in 2000.
What drugs does Dr. Antwar Melvin Harrell prescribe most?
In 2017 Medicare Part D data, Dr. Harrell's most prescribed drugs by claims were Doxycycline Monohydrate, Sulfamethoxazole-Trimethoprim and Lidocaine HCl.
Has Dr. Antwar Melvin Harrell received payments from drug or device companies?
CMS Open Payments shows $1,659 in general payments to Dr. Harrell from 3 companies from 2016 to 2019. The largest total came from KCI USA, Inc.
How long has Dr. Antwar Melvin Harrell been practicing?
Dr. Harrell graduated from medical school in 2000, 26 years ago.
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