Associated Orthopaedic Surgeons of Hayward
NPI 1700967239 · Orthopaedic Surgery Physician · Castro Valley, CA
Associated Orthopaedic Surgeons of Hayward is a Orthopaedic Surgery Physician organization in Castro Valley, CA (NPI 1700967239).
Provider details
- NPI number
- 1700967239
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gregg Pottorff, Ceo(510) 886-8844
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Orthopaedic Surgery Physician207X00000X
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
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
Mailing address
Other names (DBA / former)
- Former legal business name
- Associated Orthopedic Surgeons
Registry dates
- Enumerated
- 2006-10-18
- Last updated
- 2015-06-09
Frequently asked questions
- What is Associated Orthopaedic Surgeons of Hayward's NPI number?
- Associated Orthopaedic Surgeons of Hayward's National Provider Identifier (NPI) is 1700967239, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Associated Orthopaedic Surgeons of Hayward?
- Associated Orthopaedic Surgeons of Hayward is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Associated Orthopaedic Surgeons of Hayward located?
- Associated Orthopaedic Surgeons of Hayward's practice location on file with NPPES is 19842 Lake Chabot Road, Castro Valley, CA 94546-4002.
- What is Associated Orthopaedic Surgeons of Hayward's phone number?
- The practice phone number listed in the NPPES registry for Associated Orthopaedic Surgeons of Hayward is (510) 886-8844.
- Who is the authorized official for Associated Orthopaedic Surgeons of Hayward?
- The authorized official listed on Associated Orthopaedic Surgeons of Hayward's NPPES record is Gregg Pottorff, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Associated Orthopaedic Surgeons of Hayward's NPI active?
- Yes — Associated Orthopaedic Surgeons of Hayward's NPI (1700967239) is active in the NPPES registry as of the last update on 2015-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.