Cheryl Opalack, DO
NPI 1598773442 · Occupational Medicine Physician · Kennett Square, PA
Enrolled with Medicare as Practitioner - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cheryl Opalack, DO is a Occupational Medicine Physician provider in Kennett Square, PA (NPI 1598773442).
Provider details
- NPI number
- 1598773442
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- OS003388L (PA)
Specialties & taxonomies
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
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
- 2006-08-04
- Last updated
- 2016-12-06
Frequently asked questions
- What is Cheryl Opalack's NPI number?
- Cheryl Opalack's National Provider Identifier (NPI) is 1598773442, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cheryl Opalack's specialty?
- Cheryl Opalack is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cheryl Opalack located?
- Cheryl Opalack's practice location on file with NPPES is 32 Sapling Drive, Kennett Square, PA 19348.
- What is Cheryl Opalack's phone number?
- The practice phone number listed in the NPPES registry for Cheryl Opalack is (610) 388-3190.
- Does Cheryl Opalack accept Medicare?
- Cheryl Opalack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cheryl Opalack's NPI active?
- Yes — Cheryl Opalack's NPI (1598773442) is active in the NPPES registry as of the last update on 2016-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.