Paul Harasimowicz, M. D.
NPI 1538152574 · Specialist · Ayer, MA
Paul Harasimowicz, M. D. is a Specialist provider in Ayer, MA (NPI 1538152574).
Provider details
- NPI number
- 1538152574
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 73797 (MA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
938 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 343 | $96 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 220 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 189 | $135 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 61 | $118 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 52 | $176 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 221 | 49 |
| Tramadol Hcl | 142 | 36 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 88 | 13 |
| Amoxicillin | 62 | 29 |
| Gabapentin | 59 | 26 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 50 | — |
| Oxycodone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,475 across 7 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-24
- Last updated
- 2009-06-11
Frequently asked questions
- What is Paul Harasimowicz's NPI number?
- Paul Harasimowicz's National Provider Identifier (NPI) is 1538152574, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Paul Harasimowicz's specialty?
- Paul Harasimowicz is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Paul Harasimowicz located?
- Paul Harasimowicz's practice location on file with NPPES is 190 Groton Rd, Ayer, MA 01432-1124.
- What is Paul Harasimowicz's phone number?
- The practice phone number listed in the NPPES registry for Paul Harasimowicz is (978) 772-9846.
- Is Paul Harasimowicz's NPI active?
- Yes — Paul Harasimowicz's NPI (1538152574) is active in the NPPES registry as of the last update on 2009-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.