Robert Martin Lambert, MD
Adult Medicine Physician · Yoakum, TX
Robert Martin Lambert, MD is an adult medicine physician with a practice address in Yoakum, Texas, and NPI 1699877720, issued on Sep 1, 2006. Check the license (Texas H1506, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Robert Martin Lambert
- Credential
- MD
- Primary taxonomy
- Adult Medicine Physician 207QA0505X
- License number
- H1506 TX
Self-reported in NPPES; status is on the state search - Practice location
- 402 Hubbard St, Yoakum, TX 77995
- Phone
- (361) 293-2371
- Enumerated
- Sep 1, 2006
- Record last updated
- Mar 7, 2023
- Fax
- (361) 741-5162
- Medicaid ID
- 135135509 TX
- Entity
- Type 1 · individual
8 nearest adult medicine physician records → All 164 in Texas → Look up another NPI →
Also registered at 402 Hubbard St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Claudia Mendoza, MS CCC-SLPSpeech-Language Pathologist1114634235
- David Watson, M.D.Family Medicine Physician1689614836
Verify Robert Martin Lambert in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license H1506Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average adult medicine physician in 2024
1,450 Medicare Part D claims for 196 beneficiaries, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Atorvastatin Calcium110 claims
- Amlodipine Besylate73 claims
- Potassium Chloride60 claims
- Losartan Potassium47 claims
- Tamsulosin Hcl45 claims
- Eliquis41 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.
The MIPS final score for 2023 (Medicare payment program): 73.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $37.79
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 664 providers of this specialty with any payment received $1,405.95 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.
Robert Martin Lambert among 164 adult medicine physician records in Texas
Robert Martin Lambert, MD is one of 164 adult medicine physician records with a practice address in Texas. 58% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 47% newer
- In a Medicare fileYes · 58% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2023 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0505X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 adult medicine physician record lists a practice address in Yoakum
They are 1 of the 44 NPPES records with a practice address in Yoakum, and 164 adult medicine physician records in Texas.
All 164 in Texas → Every provider in Yoakum → Adult Medicine Physician nationwide →
The 8 adult medicine physician records with the nearest ZIP codes
- Leonides Cigarroa, M.D.Laredo, TX 780411407852494
- Denise Turner, MDNavasota, TX 778681952312563
- Linda Lekawski, D.O.College Station, TX 778431124180682
- Anthony Manfre, M.D.Brenham, TX 778331245227545
- Leslie Stork, M.D.Bulverde, TX 781631831197847
- Eleni Gianacakes, MDSan Antonio, TX 782051083093116
- Carol Browne, DOSan Antonio, TX 782091124090824
- Alexandra Wynn, MDSan Antonio, TX 782091831694579
Common questions
What is Robert Martin Lambert, MD's NPI number?
Robert Martin Lambert, MD's National Provider Identifier (NPI) is 1699877720, issued on Sep 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Martin Lambert, MD located?
The NPPES record lists a practice address at 402 Hubbard St, Yoakum, TX, 77995. Phone: (361) 293-2371. Providers update this record themselves, so call before visiting.
How can I verify Robert Martin Lambert, MD's license?
NPPES lists Texas license number H1506, 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 Robert Martin Lambert, MD prescribe under Medicare Part D?
In 2024, Robert Martin Lambert, MD had 1,450 Medicare Part D claims for 196 beneficiaries; the average among adult medicine physician prescribers was 3,002. Part D covers Medicare prescriptions only.
What is Robert Martin Lambert, MD's MIPS final score?
The 2023 MIPS final score is 73.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.