Rex S. Moss, MD
Internal Medicine Physician · Dallas, TX
Rex S. Moss, MD is an internal medicine physician with a practice address in Dallas, Texas, and NPI 1265400816, issued on Mar 9, 2006. Check the license on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Rex S. Moss
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 041971 CT
Self-reported in NPPES; status is on the state search - Practice location
- 10670 N Central Expy Ste 120, Dallas, TX 75231
- Phone
- (214) 692-8541
- Enumerated
- Mar 9, 2006
- Record last updated
- Apr 14, 2022
- Fax
- (214) 242-1035
- Medicare enrollment
- Enrolled (PECOS I20120827000406); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At Houston, 1995
- 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 10670 N Central Expy Ste 120
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Daisha Ellis, FNP-CFamily Nurse Practitioner1770414237
- Jay Jones, M.D.Internal Medicine Physician1740235308
- Lyle Kaliser, M.D.Internal Medicine Physician1396798807
- David McLendon, NPFamily Nurse Practitioner1548787948
Verify Rex S. Moss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% more Medicare Part D claims than the average internal medicine physician in 2024
5,580 Medicare Part D claims for 438 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 100 claims were for opioids.
Most prescribed
- Atorvastatin Calcium452 claims
- Amlodipine Besylate256 claims
- Lisinopril242 claims
- Metoprolol Succinate157 claims
- Levothyroxine Sodium150 claims
- Losartan Potassium143 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: $309.64
17 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer 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
- Medical Specialists AssociatedDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rex S. Moss among 9,175 internal medicine physician records in Texas
Rex S. Moss, MD 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
- Graduated1995 · median 2004 among the 6,088 with a school on file
- Record last updated2022 · 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).
956 internal medicine physician records list a practice address in Dallas
They are 956 of the 36,304 NPPES records with a practice address in Dallas, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Dallas → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Paul Cary, MDDallas, TX 752311548250269
- Melanie Christina, M.D.Dallas, TX 752311003805292
- Gary Goff, M.D.Dallas, TX 752311629050521
- Jacqueline Hubbard, M.D.Dallas, TX 752311972588333
- Mitchell Huebner, MDDallas, TX 752311215938071
- Shamim Khambati, M.D.Dallas, TX 752311073598413
- Chiao Lie, MDDallas, TX 752311487635900
- Susan McKinney, M.D.Dallas, TX 752311194700542
Common questions
What is Rex S. Moss, MD's NPI number?
Rex S. Moss, MD's National Provider Identifier (NPI) is 1265400816, issued on Mar 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rex S. Moss, MD located?
The NPPES record lists a practice address at 10670 N Central Expy Ste 120, Dallas, TX, 75231. Phone: (214) 692-8541. Providers update this record themselves, so call before visiting.
How can I verify Rex S. Moss, MD's license?
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 Rex S. Moss, MD prescribe under Medicare Part D?
In 2024, Rex S. Moss, MD had 5,580 Medicare Part D claims for 438 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.