Caterina Singas, PA-C
NPI 1013557917 · Physician Assistant · Worcester, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Caterina Singas, PA-C is a Physician Assistant provider in Worcester, MA (NPI 1013557917).
Provider details
- NPI number
- 1013557917
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
580 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 | 189 | $55 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 141 | $57 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 63 | $82 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 53 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 48 | $66 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 89 | 43 |
| Omeprazole | 48 | 26 |
| Ipratropium Bromide | 45 | 20 |
| Mupirocin | 40 | 36 |
| Famotidine | 40 | 19 |
| Ciprofloxacin Hcl/Dexamethbrand: Ciprofloxacin-Dexamethasone | 19 | 16 |
| Azelastine Hcl | 17 | — |
| Ofloxacin |
Practice location
Mailing address
Additional practice locations (1)
- 121 High StJefferson, MA 01522-1422Phone: (774) 437-2892
Registry dates
- Enumerated
- 2020-01-09
- Last updated
- 2021-10-26
- Certified
- 2021-10-26
Frequently asked questions
- What is Caterina Singas's NPI number?
- Caterina Singas's National Provider Identifier (NPI) is 1013557917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caterina Singas's specialty?
- Caterina Singas is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Caterina Singas located?
- Caterina Singas's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Caterina Singas's phone number?
- The practice phone number listed in the NPPES registry for Caterina Singas is (508) 421-1400.
- Does Caterina Singas accept Medicare?
- Caterina Singas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Caterina Singas's NPI active?
- Yes — Caterina Singas's NPI (1013557917) is active in the NPPES registry as of the last update on 2021-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.