OrganizationActive
Keystone Service Systems, Inc
NPI 1598900102 · Case Management Agency · Lancaster, PA
Keystone Service Systems, Inc is a Case Management Agency organization in Lancaster, PA (NPI 1598900102).
Provider details
- NPI number
- 1598900102
- Entity type
- Organization
- Primary specialty
- Case Management AgencyAgencies
- Organization subpart
- No
- Authorized official
- Charles Hooker, Ceo(717) 232-7509
Specialties & taxonomies
Agencies
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
230 S Queen St
Lancaster, PA 17603-5342
Phone: (717) 232-7509
Fax: (717) 232-6687
Street-level locationGet directions
Mailing address
124 Pine St
Harrisburg, PA 17101-1208
Registry dates
- Enumerated
- 2008-12-10
- Last updated
- 2008-12-10
Frequently asked questions
- What is Keystone Service Systems, Inc's NPI number?
- Keystone Service Systems, Inc's National Provider Identifier (NPI) is 1598900102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Keystone Service Systems, Inc?
- Keystone Service Systems, Inc is classified in the NPPES registry as Case Management Agency (Agencies).
- Where is Keystone Service Systems, Inc located?
- Keystone Service Systems, Inc's practice location on file with NPPES is 230 S Queen St, Lancaster, PA 17603-5342.
- What is Keystone Service Systems, Inc's phone number?
- The practice phone number listed in the NPPES registry for Keystone Service Systems, Inc is (717) 232-7509.
- Who is the authorized official for Keystone Service Systems, Inc?
- The authorized official listed on Keystone Service Systems, Inc's NPPES record is Charles Hooker, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Keystone Service Systems, Inc's NPI active?
- Yes — Keystone Service Systems, Inc's NPI (1598900102) is active in the NPPES registry as of the last update on 2008-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.