Deborah Hazen, M.D.
NPI 1427038645 · Internal Medicine Physician · Shrewsbury, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deborah Hazen, M.D. is a Internal Medicine Physician provider in Shrewsbury, MA (NPI 1427038645).
Provider details
- NPI number
- 1427038645
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 157700 (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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,098 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 624 | $92 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 224 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 149 | $131 |
| Administration of Influenza Virus VaccineG0008 | 63 | $33 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 38 | $129 |
Typical Medicare-allowed amounts for these services range $9–$131 (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 · 93 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 209 | 59 |
| Pantoprazole Sodium | 155 | 46 |
| Lorazepam | 138 | 30 |
| Lisinopril | 137 | 34 |
| Amlodipine Besylate | 129 | 35 |
| Simvastatin | 128 | 36 |
| Hydrochlorothiazide | 126 | 36 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-23
- Last updated
- 2007-09-04
Frequently asked questions
- What is Deborah Hazen's NPI number?
- Deborah Hazen's National Provider Identifier (NPI) is 1427038645, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deborah Hazen's specialty?
- Deborah Hazen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Deborah Hazen located?
- Deborah Hazen's practice location on file with NPPES is 555 Main St, Shrewsbury, MA 01545-2932.
- What is Deborah Hazen's phone number?
- The practice phone number listed in the NPPES registry for Deborah Hazen is (508) 845-5550.
- Does Deborah Hazen accept Medicare?
- Deborah Hazen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deborah Hazen's NPI active?
- Yes — Deborah Hazen's NPI (1427038645) is active in the NPPES registry as of the last update on 2007-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.