Pierre Mayer, M.D.
NPI 1215976212 · Psychiatry Physician · Lawrence, MA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pierre Mayer, M.D. is a Psychiatry Physician provider in Lawrence, MA (NPI 1215976212).
Provider details
- NPI number
- 1215976212
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 71147 (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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,095 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 699 | $78 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 324 | $48 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 45 | $80 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 27 | $168 |
Typical Medicare-allowed amounts for these services range $48–$168 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Mirtazapine | 80 | 26 |
| Clonazepam | 61 | 22 |
| Trazodone Hcl | 53 | 34 |
| Quetiapine Fumarate | 51 | 18 |
| Prazosin Hcl | 51 | — |
| Clozapine | 51 | — |
| Lorazepam | 50 | 29 |
Practice location
Mailing address
Additional practice locations (1)
- 76 Summer StHaverhill, MA 01830-5814Phone: (978) 556-6263Fax: (978) 372-8222
Registry dates
- Enumerated
- 2006-06-05
- Last updated
- 2022-07-21
Frequently asked questions
- What is Pierre Mayer's NPI number?
- Pierre Mayer's National Provider Identifier (NPI) is 1215976212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pierre Mayer's specialty?
- Pierre Mayer is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Pierre Mayer located?
- Pierre Mayer's practice location on file with NPPES is 290 Merrimack St, Lawrence, MA 01843-1782.
- What is Pierre Mayer's phone number?
- The practice phone number listed in the NPPES registry for Pierre Mayer is (978) 685-8800.
- Does Pierre Mayer accept Medicare?
- Pierre Mayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pierre Mayer's NPI active?
- Yes — Pierre Mayer's NPI (1215976212) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.