Kristen Erwin, DO
NPI 1518609718 · Pediatrics Physician · Grand Rapids, MI
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristen Erwin, DO is a Pediatrics Physician provider in Grand Rapids, MI (NPI 1518609718).
Provider details
- NPI number
- 1518609718
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2022-04-08
- Last updated
- 2022-06-24
- Certified
- 2022-06-24
Frequently asked questions
- What is Kristen Erwin's NPI number?
- Kristen Erwin's National Provider Identifier (NPI) is 1518609718, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristen Erwin's specialty?
- Kristen Erwin is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Kristen Erwin located?
- Kristen Erwin's practice location on file with NPPES is 330 Barclay Ave Ne Ste 300, Grand Rapids, MI 49503-2527.
- What is Kristen Erwin's phone number?
- The practice phone number listed in the NPPES registry for Kristen Erwin is (616) 391-8810.
- Does Kristen Erwin accept Medicare?
- Kristen Erwin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristen Erwin's NPI active?
- Yes — Kristen Erwin's NPI (1518609718) is active in the NPPES registry as of the last update on 2022-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.