Lydia Parzych, M.D.
NPI 1558709246 · Orthopaedic Surgery Physician · Southbridge, MA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lydia Parzych, M.D. is a Orthopaedic Surgery Physician provider in Southbridge, MA (NPI 1558709246).
Provider details
- NPI number
- 1558709246
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 281018 (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
13 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
240 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 | 89 | $65 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 78 | $169 |
| Treatment of Broken Neck of Thigh Bone With Bone Implant27245 | 30 | $1,204 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 24 | $132 |
| Treatment of Upper End of Broken Thigh Bone With Placement of Stabilizing Device Or Prosthetic Replacement27236 | 19 | $1,114 |
Typical Medicare-allowed amounts for these services range $65–$1,204 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Additional practice locations (1)
- 55 Lake Ave NWorcester, MA 01655-0002Phone: (508) 334-2145Fax: (508) 334-3408
Registry dates
- Enumerated
- 2013-06-05
- Last updated
- 2021-04-28
- Certified
- 2021-04-28
Frequently asked questions
- What is Lydia Parzych's NPI number?
- Lydia Parzych's National Provider Identifier (NPI) is 1558709246, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lydia Parzych's specialty?
- Lydia Parzych is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Lydia Parzych located?
- Lydia Parzych's practice location on file with NPPES is 94 South St, Southbridge, MA 01550-4000.
- What is Lydia Parzych's phone number?
- The practice phone number listed in the NPPES registry for Lydia Parzych is (508) 764-2772.
- Does Lydia Parzych accept Medicare?
- Lydia Parzych is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lydia Parzych's NPI active?
- Yes — Lydia Parzych's NPI (1558709246) is active in the NPPES registry as of the last update on 2021-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.