John Latimer, MD
NPI 1134180912 · Emergency Medicine Physician · Leominster, MA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Latimer, MD is a Emergency Medicine Physician provider in Leominster, MA (NPI 1134180912).
Provider details
- NPI number
- 1134180912
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 216448 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
613 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) |
|---|---|---|
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 291 | $116 |
| Emergency Department Visit With High Level of Medical Decision Making99285 | 163 | $168 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 123 | $69 |
| Critical Care, First 30-74 Minutes99291 | 23 | $195 |
| Emergency Department Visit With Straightforward Medical Decision Making99282 | 13 | $40 |
Typical Medicare-allowed amounts for these services range $40–$195 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 43 | 43 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 29 | 28 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 29 | 29 |
| Cefdinir | 27 | 27 |
| Azithromycin | 23 | 23 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 22 | 21 |
| Cyclobenzaprine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-31
- Last updated
- 2013-09-18
Frequently asked questions
- What is John Latimer's NPI number?
- John Latimer's National Provider Identifier (NPI) is 1134180912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Latimer's specialty?
- John Latimer is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Latimer located?
- John Latimer's practice location on file with NPPES is 60 Hospital Rd, Leominster, MA 01453.
- What is John Latimer's phone number?
- The practice phone number listed in the NPPES registry for John Latimer is (978) 466-2994.
- Does John Latimer accept Medicare?
- John Latimer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Latimer's NPI active?
- Yes — John Latimer's NPI (1134180912) is active in the NPPES registry as of the last update on 2013-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.