Ramamoorthy Nagasubramanian, MD
NPI 1134279177 · Pediatric Hematology & Oncology Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ramamoorthy Nagasubramanian, MD is a Pediatric Hematology & Oncology Physician provider in Palo Alto, CA (NPI 1134279177).
Provider details
- NPI number
- 1134279177
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C192061 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (2)
- Po Box 191Provider EnrollmentRockland, DE 19732-0191Phone: (302) 651-6212Fax: (302) 651-4945
- 1717 S Orange AveSuite 100Orlando, FL 32806-2944Phone: (904) 650-7230Fax: (904) 650-7233
Registry dates
- Enumerated
- 2007-01-11
- Last updated
- 2024-05-14
- Certified
- 2024-05-14
Frequently asked questions
- What is Ramamoorthy Nagasubramanian's NPI number?
- Ramamoorthy Nagasubramanian's National Provider Identifier (NPI) is 1134279177, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ramamoorthy Nagasubramanian's specialty?
- Ramamoorthy Nagasubramanian is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Ramamoorthy Nagasubramanian located?
- Ramamoorthy Nagasubramanian's practice location on file with NPPES is 725 Welch Rd, Palo Alto, CA 94304-1601.
- What is Ramamoorthy Nagasubramanian's phone number?
- The practice phone number listed in the NPPES registry for Ramamoorthy Nagasubramanian is (650) 497-8000.
- Does Ramamoorthy Nagasubramanian accept Medicare?
- Ramamoorthy Nagasubramanian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ramamoorthy Nagasubramanian's NPI active?
- Yes — Ramamoorthy Nagasubramanian's NPI (1134279177) is active in the NPPES registry as of the last update on 2024-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.