Nathaniel Robinson, MD
NPI 1235665571 · Medical Oncology Physician · Middletown, CT
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nathaniel Robinson, MD is a Medical Oncology Physician provider in Middletown, CT (NPI 1235665571).
Provider details
- NPI number
- 1235665571
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 65338 (CT)
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 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
342 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) |
|---|---|---|
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 80 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 71 | $95 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 53 | $30 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 46 | $134 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 30 | $138 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$18 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)
- 263 Farmington AvenueFarmington, CT 06030Phone: (860) 679-4477
- 250 Flat Rock PlWestbrook, CT 06498-3585Phone: (860) 661-9000Fax: (860) 399-2244
Registry dates
- Enumerated
- 2017-05-05
- Last updated
- 2025-04-02
- Certified
- 2025-04-02
Frequently asked questions
- What is Nathaniel Robinson's NPI number?
- Nathaniel Robinson's National Provider Identifier (NPI) is 1235665571, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathaniel Robinson's specialty?
- Nathaniel Robinson is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Nathaniel Robinson located?
- Nathaniel Robinson's practice location on file with NPPES is 536 Saybrook Rd, Middletown, CT 06457-4783.
- What is Nathaniel Robinson's phone number?
- The practice phone number listed in the NPPES registry for Nathaniel Robinson is (860) 358-2220.
- Does Nathaniel Robinson accept Medicare?
- Nathaniel Robinson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nathaniel Robinson's NPI active?
- Yes — Nathaniel Robinson's NPI (1235665571) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.