Lewis Hays, M.D.
NPI 1619070711 · Internal Medicine Physician · Lynn, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lewis Hays, M.D. is a Internal Medicine Physician provider in Lynn, MA (NPI 1619070711).
Provider details
- NPI number
- 1619070711
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 48518 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
324 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 118 | $74 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 54 | $108 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 53 | $40 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 32 | $153 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 29 | $181 |
| Residence Visit for New Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 131 | 16 |
| Quetiapine Fumarate | 76 | 11 |
| Mirtazapine | 60 | — |
| Divalproex Sodium | 53 | — |
| Methadone Hcl | 50 | 13 |
| Lisinopril | 42 | — |
| Methotrexate Sodiumbrand: Methotrexate | 40 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-06
- Last updated
- 2015-05-07
Frequently asked questions
- What is Lewis Hays's NPI number?
- Lewis Hays's National Provider Identifier (NPI) is 1619070711, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lewis Hays's specialty?
- Lewis Hays is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lewis Hays located?
- Lewis Hays's practice location on file with NPPES is 210 Market St, Lynn, MA 01901-1536.
- What is Lewis Hays's phone number?
- The practice phone number listed in the NPPES registry for Lewis Hays is (781) 244-1192.
- Does Lewis Hays accept Medicare?
- Lewis Hays is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lewis Hays's NPI active?
- Yes — Lewis Hays's NPI (1619070711) is active in the NPPES registry as of the last update on 2015-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.