Maria De Vivo, PA-C
NPI 1922546514 · Surgical Physician Assistant · Stamford, CT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria De Vivo, PA-C is a Surgical Physician Assistant provider in Stamford, CT (NPI 1922546514).
Provider details
- NPI number
- 1922546514
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 3770 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
107 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) |
|---|---|---|
| Replacement of Knee Joint, Both Sides of Knee27447 | 55 | $183 |
| Replacement of Thigh Bone and Hip Joint With Prosthesis27130 | 52 | $183 |
Typical Medicare-allowed amounts for these services range $183–$183 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 156 | 154 |
| Meloxicam | 137 | 133 |
| Ondansetronbrand: Ondansetron Odt | 82 | 82 |
| Omeprazole | 64 | 64 |
| Tranexamic Acid | 49 | 47 |
| Hydromorphone Hcl | 24 | 23 |
| Tramadol Hcl | 22 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$142 across 1 record (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
Additional practice locations (2)
- 34 Maple StNorwalk, CT 06850-3815Phone: (203) 852-2189
- 34 Maple StNorwalk, CT 06850-3815Phone: (203) 852-2189
Registry dates
- Enumerated
- 2017-02-03
- Last updated
- 2023-05-19
- Certified
- 2023-05-19
Frequently asked questions
- What is Maria De Vivo's NPI number?
- Maria De Vivo's National Provider Identifier (NPI) is 1922546514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria De Vivo's specialty?
- Maria De Vivo is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maria De Vivo located?
- Maria De Vivo's practice location on file with NPPES is 1 Hospital Plz, Stamford, CT 06902-3602.
- What is Maria De Vivo's phone number?
- The practice phone number listed in the NPPES registry for Maria De Vivo is (203) 276-7022.
- Does Maria De Vivo accept Medicare?
- Maria De Vivo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria De Vivo's NPI active?
- Yes — Maria De Vivo's NPI (1922546514) is active in the NPPES registry as of the last update on 2023-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.