Peter Adamczyk, MD, Inc.
NPI 1427481522 · Neurology Physician · Castro Valley, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Adamczyk, MD, Inc. is a Neurology Physician organization in Castro Valley, CA (NPI 1427481522).
Provider details
- NPI number
- 1427481522
- Entity type
- Organization
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Peter Adamczyk, President(510) 538-7738
- License
- A98461 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
Registry dates
- Enumerated
- 2013-08-13
- Last updated
- 2013-08-28
Frequently asked questions
- What is Peter Adamczyk, MD, Inc.'s NPI number?
- Peter Adamczyk, MD, Inc.'s National Provider Identifier (NPI) is 1427481522, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Peter Adamczyk, MD, Inc.?
- Peter Adamczyk, MD, Inc. is classified in the NPPES registry as Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Adamczyk, MD, Inc. located?
- Peter Adamczyk, MD, Inc.'s practice location on file with NPPES is 20055 Lake Chabot Rd, Castro Valley, CA 94546-5331.
- What is Peter Adamczyk, MD, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Peter Adamczyk, MD, Inc. is (510) 538-7738.
- Does Peter Adamczyk, MD, Inc. accept Medicare?
- Peter Adamczyk, MD, Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Peter Adamczyk, MD, Inc.?
- The authorized official listed on Peter Adamczyk, MD, Inc.'s NPPES record is Peter Adamczyk, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Peter Adamczyk, MD, Inc.'s NPI active?
- Yes — Peter Adamczyk, MD, Inc.'s NPI (1427481522) is active in the NPPES registry as of the last update on 2013-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.