Lalitha Subramanyam, M.D.
Endocrinology, Diabetes & Metabolism Physician · Irving, TX
Lalitha Subramanyam, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Irving, Texas, and NPI 1043476625, issued on Aug 2, 2008. Check the license (Texas M7667, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Lalitha Subramanyam
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- M7667 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2021 N Macarthur Blvd, Irving, TX 75061
- Phone
- (972) 259-3282
- Enumerated
- Aug 2, 2008
- Record last updated
- Nov 19, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (972) 259-2033
- Medicaid ID
- 210241001 TX
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 743 in Texas → Look up another NPI →
Also registered at 2021 N Macarthur Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lalitha Subramanyam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M7667Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
498 Medicare Part D claims for 179 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.
Most prescribed
- Levothyroxine Sodium55 claims
- Ozempic26 claims
- Metformin Hcl Er21 claims
- Glimepiride19 claims
- Metformin Hcl19 claims
- Synthroid18 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.
Lalitha Subramanyam among 743 endocrinology, diabetes & metabolism physician records in Texas
Lalitha Subramanyam, M.D. is one of 743 endocrinology, diabetes & metabolism physician records with a practice address in Texas. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 52% of them.
- NPI issued2008 · 52% of these records are older, 41% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 75% of these records are
- Record last updated2013 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Texas
There are 743 endocrinology, diabetes & metabolism physician records in Texas.
All 743 in Texas → Every provider in Irving → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Joseph Milburn, M.D.Irving, TX 750611326066457
- Sri Ram Teja Sathi, MDIrving, TX 750611518488246
- Priyanka AgarwalIrving, TX 750631326466145
- Muhammad Siddiqui, M.D.McKinney, TX 750691194011999
- Grant Herrington, MDGrand Prairie, TX 750521033739149
- Anthony Chuang, D.O.McKinney, TX 750711891082327
- Eric Johnson, DOGrand Prairie, TX 750511518937705
- Jane Lee, MDMcKinney, TX 750711871156018
Common questions
What is Lalitha Subramanyam, M.D.'s NPI number?
Lalitha Subramanyam, M.D.'s National Provider Identifier (NPI) is 1043476625, issued on Aug 2, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Lalitha Subramanyam, M.D. located?
The NPPES record lists a practice address at 2021 N Macarthur Blvd, Irving, TX, 75061. Phone: (972) 259-3282. Providers update this record themselves, so call before visiting.
How can I verify Lalitha Subramanyam, M.D.'s license?
NPPES lists Texas license number M7667, 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 Lalitha Subramanyam, M.D. prescribe under Medicare Part D?
In 2024, Lalitha Subramanyam, M.D. had 498 Medicare Part D claims for 179 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.