Gerald J. Harder, M.D.
Internal Medicine Physician · Southlake, TX
Gerald J. Harder, M.D. is an internal medicine physician with a practice address in Southlake, Texas, and NPI 1457375396, issued on Jul 26, 2006. Check the license (Texas K7296, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gerald J. Harder
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- K7296 TX
Self-reported in NPPES; status is on the state search - Practice location
- 731 E Southlake Blvd, Southlake, TX 76092
- Phone
- (817) 912-8800
- Enumerated
- Jul 26, 2006
- Record last updated
- Jun 11, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (817) 912-8810
- Medicaid ID
- 037104901 TX
- Medicare enrollment
- Enrolled (PECOS I20100426000038); accepts Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 1992
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 731 E Southlake Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Melissa Abraham, DPTPhysical Therapist1497059257
- Emily Barker, BSN, MSN, CPNPPediatric Nurse Practitioner1780901884
- Kimberly Benko, CNPFamily Nurse Practitioner1720002637
- Arthur Benzick, MDPediatrics Physician1376500843
- Jami Braxton, MSN-FNPFamily Nurse Practitioner1205096047
- Monica Briggs, PTPhysical Therapist1174544241
Verify Gerald J. Harder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K7296Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average internal medicine physician in 2024
7,160 Medicare Part D claims for 612 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 71 claims were for opioids.
Most prescribed
- Atorvastatin Calcium482 claims
- Levothyroxine Sodium383 claims
- Amlodipine Besylate333 claims
- Rosuvastatin Calcium322 claims
- Losartan Potassium242 claims
- Lisinopril240 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $125.61
7 payments; by number, the most common kind was food and beverage; the largest payer was Inspire Medical Systems, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Healthtexas Provider NetworkDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gerald J. Harder among 9,175 internal medicine physician records in Texas
Gerald J. Harder, M.D. is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1992 · median 2004 among the 6,088 with a school on file
- Record last updated2015 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 internal medicine physician records list a practice address in Southlake
They are 17 of the 1,506 NPPES records with a practice address in Southlake, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Southlake → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Rajender Agarwal, MD MPHSouthlake, TX 760921659687788
- Lyn Berutti, DOSouthlake, TX 760921518076298
- Carl Ducharme, D.O.Southlake, TX 760921154642999
- Hiyas Fonte, M.D.Southlake, TX 760921669405064
- Stacey Hatcher, M.D.Southlake, TX 760921477567238
- Joseph Jasser, M.D.Southlake, TX 760921043339930
- Deepika Kilaru, M.D.Southlake, TX 760921780836429
- Loree Lieving, M.D.Southlake, TX 760921942214556
Common questions
What is Gerald J. Harder, M.D.'s NPI number?
Gerald J. Harder, M.D.'s National Provider Identifier (NPI) is 1457375396, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gerald J. Harder, M.D. located?
The NPPES record lists a practice address at 731 E Southlake Blvd, Southlake, TX, 76092. Phone: (817) 912-8800. Providers update this record themselves, so call before visiting.
How can I verify Gerald J. Harder, M.D.'s license?
NPPES lists Texas license number K7296, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gerald J. Harder, M.D. prescribe under Medicare Part D?
In 2024, Gerald J. Harder, M.D. had 7,160 Medicare Part D claims for 612 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.