Nicholas Obertis, PHYSICIAN ASSISTANT
NPI 1518339019 · Physician Assistant · New York, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Obertis, PHYSICIAN ASSISTANT is a Physician Assistant provider in New York, NY (NPI 1518339019).
Provider details
- NPI number
- 1518339019
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHYSICIAN ASSISTANT
- Sex
- Male
- Sole proprietor
- No
- License
- 019242 (NY)
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 tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
193 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) |
|---|---|---|
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 100 | $67 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 93 | $86 |
Typical Medicare-allowed amounts for these services range $67–$86 (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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Vilazodone Hcl | 64 | — |
| Escitalopram Oxalate | 59 | 14 |
| Trazodone Hcl | 49 | — |
| Lamotrigine | 42 | 11 |
| Sertraline Hcl | 37 | — |
| Fluoxetine Hcl | 34 | — |
| Quetiapine Fumarate | 34 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-10-22
- Last updated
- 2015-10-22
Frequently asked questions
- What is Nicholas Obertis's NPI number?
- Nicholas Obertis's National Provider Identifier (NPI) is 1518339019, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Obertis's specialty?
- Nicholas Obertis is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Nicholas Obertis located?
- Nicholas Obertis's practice location on file with NPPES is 200 Chambers St, New York, NY 10007-1131.
- What is Nicholas Obertis's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Obertis is (212) 962-6600.
- Does Nicholas Obertis accept Medicare?
- Nicholas Obertis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Obertis's NPI active?
- Yes — Nicholas Obertis's NPI (1518339019) is active in the NPPES registry as of the last update on 2015-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.