OrganizationActive
Marvin M Chassin MD PC
NPI 1447457684 · Medical Oncology Physician · Mesa, AZ
Marvin M Chassin MD PC is a Medical Oncology Physician organization in Mesa, AZ (NPI 1447457684).
Provider details
- NPI number
- 1447457684
- Entity type
- Organization
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Julie Casillas, Administrator(480) 969-4634
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
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
1 documented practice location
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
1432 S Dobson Rd
106
Mesa, AZ 85202-4768
Phone: (480) 969-3637
Fax: (480) 969-6568
Street-level locationGet directions
Mailing address
1432 S Dobson Rd
Mesa, AZ 85202-4768
Registry dates
- Enumerated
- 2007-06-29
- Last updated
- 2008-04-17
Frequently asked questions
- What is Marvin M Chassin MD PC's NPI number?
- Marvin M Chassin MD PC's National Provider Identifier (NPI) is 1447457684, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marvin M Chassin MD PC?
- Marvin M Chassin MD PC is classified in the NPPES registry as Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marvin M Chassin MD PC located?
- Marvin M Chassin MD PC's practice location on file with NPPES is 1432 S Dobson Rd, Mesa, AZ 85202-4768.
- What is Marvin M Chassin MD PC's phone number?
- The practice phone number listed in the NPPES registry for Marvin M Chassin MD PC is (480) 969-3637.
- Who is the authorized official for Marvin M Chassin MD PC?
- The authorized official listed on Marvin M Chassin MD PC's NPPES record is Julie Casillas, Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marvin M Chassin MD PC's NPI active?
- Yes — Marvin M Chassin MD PC's NPI (1447457684) is active in the NPPES registry as of the last update on 2008-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.