Patty-Ann Krajewski, M.D.
NPI 1366451734 · Family Medicine Physician · Hopkinton, MA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patty-Ann Krajewski, M.D. is a Family Medicine Physician provider in Hopkinton, MA (NPI 1366451734).
Provider details
- NPI number
- 1366451734
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 213815 (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
19 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
520 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 | 240 | $94 |
| 2019-Ncov Coronavirus, Sars-Cov-2/2019-Ncov (covid-19), Any Technique, Multiple Types Or Subtypes (includes All Targets), Non-CdcU0002 | 64 | $50 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 49 | $133 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 45 | $116 |
| Detection Test By Nucleic Acid for Multiple Types Influenza Virus87502 | 40 | $94 |
| Urinalysis, Manual Test81002 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Monohydrate | 52 | 52 |
| Prednisone | 34 | 33 |
| Cefpodoxime Proxetil | 26 | 23 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 21 | 21 |
| Azithromycin | 20 | 20 |
| Cephalexin | 19 | 19 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 17 | 16 |
Practice location
Mailing address
Additional practice locations (1)
- 100 Commerce DrNorthbridge, MA 01534-1415Phone: (508) 372-3510Fax: (508) 234-2627
Registry dates
- Enumerated
- 2006-08-05
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Patty-Ann Krajewski's NPI number?
- Patty-Ann Krajewski's National Provider Identifier (NPI) is 1366451734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patty-Ann Krajewski's specialty?
- Patty-Ann Krajewski is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Patty-Ann Krajewski located?
- Patty-Ann Krajewski's practice location on file with NPPES is 1 Lumber St, Hopkinton, MA 01748-2363.
- What is Patty-Ann Krajewski's phone number?
- The practice phone number listed in the NPPES registry for Patty-Ann Krajewski is (508) 625-3535.
- Does Patty-Ann Krajewski accept Medicare?
- Patty-Ann Krajewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patty-Ann Krajewski's NPI active?
- Yes — Patty-Ann Krajewski's NPI (1366451734) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.