Betty Chung Grasty, MD
Internal Medicine Physician · Irving, TX
Betty Chung Grasty, MD is an internal medicine physician with a practice address in Irving, Texas, and NPI 1407853674, issued on Jul 4, 2005. Check the license (Texas L1871, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Betty Chung Grasty
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- L1871 TX
Self-reported in NPPES; status is on the state search - Practice location
- 6121 N Highway 161 Ste 300, Irving, TX 75038
- Phone
- (469) 647-4004
- Enumerated
- Jul 4, 2005
- Record last updated
- Apr 24, 2022
- Fax
- (469) 647-4037
- Medicaid ID
- 1443186-02 TX
- Medicare enrollment
- Enrolled (PECOS I20100201000255); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 1998
- 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 6121 N Highway 161 Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Chimdi Mfebe, FNP-CNurse Practitioner1649838111
- Sina RahmaniCardiovascular Disease Physician1437591211
Verify Betty Chung Grasty in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L1871Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% more Medicare Part D claims than the average internal medicine physician in 2024
4,569 Medicare Part D claims for 340 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 67 claims were for opioids.
Most prescribed
- Levothyroxine Sodium269 claims
- Rosuvastatin Calcium230 claims
- Atorvastatin Calcium221 claims
- Montelukast Sodium192 claims
- Lisinopril148 claims
- Amlodipine Besylate145 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.
Bills Medicare through one group practice
- University OF Texas Southwestern Medical Center AT DallasDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Betty Chung Grasty among 9,175 internal medicine physician records in Texas
Betty Chung Grasty, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1998 · 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).
98 internal medicine physician records list a practice address in Irving
They are 98 of the 3,532 NPPES records with a practice address in Irving, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Irving → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Engleman, MDIrving, TX 750381427095603
- John Gillean, MDIrving, TX 750381699822635
- Suma Gudur, M.DIrving, TX 750381043461585
- Sofia Gul, MDIrving, TX 750381346573086
- Shanisa Harrold, MDIrving, TX 750381831651504
- Franklin Heredia, MDIrving, TX 750381295719870
- Sumana Ketha, MDIrving, TX 750381962447805
- Binita Kharel Nepal, M.D.Irving, TX 750381629423363
Common questions
What is Betty Chung Grasty, MD's NPI number?
Betty Chung Grasty, MD's National Provider Identifier (NPI) is 1407853674, issued on Jul 4, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Betty Chung Grasty, MD located?
The NPPES record lists a practice address at 6121 N Highway 161 Ste 300, Irving, TX, 75038. Phone: (469) 647-4004. Providers update this record themselves, so call before visiting.
How can I verify Betty Chung Grasty, MD's license?
NPPES lists Texas license number L1871, 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 Betty Chung Grasty, MD prescribe under Medicare Part D?
In 2024, Betty Chung Grasty, MD had 4,569 Medicare Part D claims for 340 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.