MR. ROBERT W BERKS PMHNP
NPI 1124177522
Nurse Practitioner - Psychiatric/Mental Health in Lewiston, ME
About Mr. Robert W Berks Pmhnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. ROBERT W BERKS PMHNP (NPI 1124177522) is an individual psychiatric/mental health provider in Lewiston, Maine, licensed in Maine (CNP81019) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with St Mary's Regional Medical Center, and is a graduate of Other (1997).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mr. Robert W Berks Pmhnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Robert Berks reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lewiston, ME 04240
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: St Marys Regional Medical Center
- 381 clinicians in this Medicare group
Lewiston, ME 04240
- Reassigned Medicare billing, Maine enrollment
- 80 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Mary's Regional Medical Center
Acute Care Hospitals · Lewiston, MEMaine General Medical Center
Acute Care Hospitals · Augusta, MEBridgton Hospital
Critical Access Hospitals · Bridgton, MEConcord Hospital
Acute Care Hospitals · Concord, NHHuggins Hospital
Critical Access Hospitals · Wolfeboro, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04240 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEWISTON, ME 04240
LEWISTON, ME 04240
LEWISTON, ME 04240
LEWISTON, ME 04240
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Robert Berks's NPI number?
The NPI number for Robert Berks is 1124177522. It was assigned to this individual provider in the NPPES registry on January 9, 2007.
Where is Robert Berks located?
Robert Berks practices at 100 Campus Ave Suite 208, Lewiston, ME 04240. The listed phone number is (207) 777-8974.
What is Robert Berks's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Robert Berks enrolled in Medicare?
Yes. Robert Berks is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Robert Berks's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Berks reassigns Medicare benefits to 2 organizations: St. Mary's Regional Medical Center (Lewiston, ME) and Community Clinical Services, Inc. (Lewiston, ME). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Robert Berks's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Berks accept?
Health plans from Harvard Pilgrim Health Care list Robert Berks as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Robert Berks affiliated with any hospitals?
According to CMS data, Robert Berks is affiliated with St Mary's Regional Medical Center, Maine General Medical Center, Bridgton Hospital, Concord Hospital and Huggins Hospital.
When was this NPI record last updated?
The NPPES record for Robert Berks was last updated on November 7, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. Robert W Berks, PMHNP · NPI 1124177522
Psychiatric/Mental Health physician in Lewiston, Maine. Individual provider, active in the CMS NPPES registry since January 9, 2007.
## Identity
- **NPI:** 1124177522 (Entity type: Individual)
- **Enumerated:** January 9, 2007
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** CNP81019 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 CAMPUS AVE, SUITE 208, Lewiston, ME 04240
- **Phone:** (207) 777-8974 · **Fax:** (207) 777-8946
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): St. Mary's Regional Medical Center (NPI 1447226584, Lewiston, ME); Community Clinical Services, Inc. (NPI 1164477568, Lewiston, ME) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1997
## Record status
- **NPPES last updated:** November 7, 2022
- **Other identifiers:** Medicaid 330390099 (ME)
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Source: [NPI Profile](https://npiprofile.com/npi/1124177522) · Data from the CMS NPPES public registry.