Steven T. Lacy, MD
Internal Medicine Physician · Hyannis, MA
Steven T. Lacy, MD is an internal medicine physician with a practice address in Hyannis, Massachusetts, and NPI 1225127897, issued on Oct 12, 2006. Check the license (Massachusetts 52901, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Steven T. Lacy
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 52901 MA
Self-reported in NPPES; status is on the state search - Practice location
- 30 Elm Ave., Hyannis, MA 02601
- Phone
- (508) 778-5420
- Enumerated
- Oct 12, 2006
- Record last updated
- Apr 8, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (508) 778-8747
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Verify Steven T. Lacy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 52901Check 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% fewer Medicare Part D claims than the average internal medicine physician in 2024
765 Medicare Part D claims for 293 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium63 claims
- Lisinopril52 claims
- Omeprazole40 claims
- Amlodipine Besylate39 claims
- Losartan Potassium38 claims
- Levothyroxine Sodium28 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: $19.29
1 payment: food and beverage; the largest payer was Exact Sciences Corporation. 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.
Steven T. Lacy among 6,825 internal medicine physician records in Massachusetts
Steven T. Lacy, MD is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2011 · 64% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
51 internal medicine physician records list a practice address in Hyannis
They are 51 of the 1,457 NPPES records with a practice address in Hyannis, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Hyannis → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Grover Baxley, MDHyannis, MA 026011912961707
- Conrad Benoit, D.O.Hyannis, MA 026011629059985
- Paul Bizinkauskas, M.D.Hyannis, MA 026011578521415
- James Chingos, MDHyannis, MA 026011508826421
- Arthur Crago, MDHyannis, MA 026011851340475
- Abraham Dietz, MDHyannis, MA 026011518917186
- Andrew Flewwelling, MDHyannis, MA 026011396717468
- Patricia Hammel, MDHyannis, MA 026011467403543
Common questions
What is Steven T. Lacy, MD's NPI number?
Steven T. Lacy, MD's National Provider Identifier (NPI) is 1225127897, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Steven T. Lacy, MD located?
The NPPES record lists a practice address at 30 Elm Ave., Hyannis, MA, 02601. Phone: (508) 778-5420. Providers update this record themselves, so call before visiting.
How can I verify Steven T. Lacy, MD's license?
NPPES lists Massachusetts license number 52901, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Steven T. Lacy, MD prescribe under Medicare Part D?
In 2024, Steven T. Lacy, MD had 765 Medicare Part D claims for 293 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.