Lawrence A. May, M.D.
NPI 1487743787ActiveIndividual· Internal Medicine· Tarzana, CA
Internal Medicine (M.D.) in Tarzana, California, trained at Harvard Medical School (class of 1974). Their prescriptions cost Medicare Part D more than their services did: $420,130 for 5,031 claims, against $165,665 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 8 companies reporting payments in 2025, $204.71 in all, mostly food and beverage.
Overview
| NPI | 1487743787 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 12, 2006 |
| Last updated in NPPES | May 25, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G36103 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 259 |
|---|---|
| Services billed | 3,415 across 33 procedure codes |
| Paid by Medicare | $165,665 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,031 · 11,114 30-day fills |
|---|---|
| Patients | 320 |
| Total drug cost | $420,130 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 1974 |
| Medicare specialty | Internal Medicine |
Medical group
- Lawrence A. May, MD, Inc.Tarzana, CA · 2 clinicians
Hospital affiliation
Other facilities
- Aca Home Health Care IncHome health agency · Thousand Oaks, CA
Industry payments (Open Payments)
- 2025$204.71 · 9 payments from 8 companies
- 2024$303.48 · 12 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $55.30 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $33.78 | 1 |
| Novartis Pharmaceuticals Corporation | $22.94 | 1 |
| Lilly USA, LLC | $22.76 | 1 |
| Dexcom, Inc. | $20.43 | 1 |
What the 2025 payments were for
- Food and Beverage$204.71 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 76 internal medicine physicians in Tarzana · All internal medicine physicians in California