Sonia Lassen, LPC, NCC, PsyD
- Hospital affiliations
- 1
- Medical group
- 1
- State licenses
- 2
- Year NPI issued
- 2007
- Practice address
- 100 North Academy Avenue, Danville, PA 17822
- Practice phone
- Call (570) 271-6211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Sonia Lassen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Sonia Lassen is a professional counselor in Danville, Pennsylvania
Sonia Lassen practices at Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health.
Sonia Lassen's NPI, 1194931790, was assigned on May 14, 2007. Sonia Lassen holds Pennsylvania license PC004058.
- NPI
- 1194931790NPI Registry (opens in a new tab)
- NPI enumeration date
- May 14, 2007
- NPI status
- Active
- Practice phone
- (570) 271-6211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Sonia Lassen practices at Geisinger Medical Center in Danville, Pennsylvania
Sonia Lassen's primary practice is Geisinger Medical Center, at 100 North Academy Avenue, Danville, PA 17822 in Montour County. The practice phone is (570) 271-6211.
- Geisinger Medical Center100 North Academy Avenue, Danville, PA 17822 · Montour CountyPhone(570) 271-6211
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Sonia Lassen is affiliated with 1 site of care and 1 medical group
Sonia Lassen's primary practice is Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health. The medical group on file is Geisinger.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Sonia Lassen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sonia Lassen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Geisinger Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Sonia Lassen is one of 3,189 professional counselors in Pennsylvania
Professional is Sonia Lassen's primary specialty in the NPI Registry, under taxonomy code 101YP2500X. Dmand AI has Sonia Lassen's licenses on file in 2 states: Pennsylvania and New Jersey.
Specialties and state licenses
- Professional counselor, PennsylvaniaPrimary
- New Jersey license
Professional counselors near Sonia Lassen
Counts of professional counselors with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Sonia Lassen's patients have a median age of 32
Across all payers, Dmand AI patient panel data puts Sonia Lassen's median patient age at 32, with 50% women.
Sonia Lassen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Sources for Sonia Lassen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Sonia Lassen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Sonia Lassen's NPI number?
Sonia Lassen's NPI number is 1194931790. It was assigned on May 14, 2007, and it is active in the NPI Registry.
What does Sonia Lassen specialize in?
Sonia Lassen is a professional counselor in Danville, Pennsylvania. The primary specialty in the NPI Registry is Professional Counselor (taxonomy code 101YP2500X).
Where does Sonia Lassen practice?
Sonia Lassen practices at 100 North Academy Avenue, Danville, PA 17822. Sonia Lassen's primary practice is Geisinger Medical Center in Danville, Pennsylvania, part of Risant Health.
What is Sonia Lassen's office phone number?
The practice phone on file for Sonia Lassen is (570) 271-6211.
What is Sonia Lassen's medical license number?
Sonia Lassen holds Pennsylvania license PC004058, one of the licenses on file in 2 states.
Which states has Sonia Lassen been licensed in?
Dmand AI has state licenses on file for Sonia Lassen in Pennsylvania and New Jersey.
Which hospitals is Sonia Lassen affiliated with?
Sonia Lassen practices at Geisinger Medical Center in Danville, Pennsylvania.
What medical group is Sonia Lassen part of?
Sonia Lassen is linked to Geisinger.
How long has Sonia Lassen been practicing?
Sonia Lassen's NPI was assigned in 2007.
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