Mark Ortiz, PA-C
NPI 1740796465 · Neurology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Ortiz, PA-C is a Neurology Physician provider in New Haven, CT (NPI 1740796465).
Provider details
- NPI number
- 1740796465
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 021715 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 114 | 33 |
| Memantine Hcl | 72 | 20 |
| Gabapentin | 65 | 25 |
| Levetiracetam | 57 | 14 |
| Pregabalin | 47 | 12 |
| Topiramate | 42 | 13 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 30 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,160 across 53 records (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
Registry dates
- Enumerated
- 2017-12-18
- Last updated
- 2024-04-19
- Certified
- 2024-04-18
Frequently asked questions
- What is Mark Ortiz's NPI number?
- Mark Ortiz's National Provider Identifier (NPI) is 1740796465, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Ortiz's specialty?
- Mark Ortiz is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Ortiz located?
- Mark Ortiz's practice location on file with NPPES is 800 Howard Ave Lowr Level, New Haven, CT 06519-1369.
- What is Mark Ortiz's phone number?
- The practice phone number listed in the NPPES registry for Mark Ortiz is (203) 785-4085.
- Does Mark Ortiz accept Medicare?
- Mark Ortiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Ortiz's NPI active?
- Yes — Mark Ortiz's NPI (1740796465) is active in the NPPES registry as of the last update on 2024-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.