Frank Alexander Knowles, LCSW
Clinical Social Worker · Portland, ME
Frank Alexander Knowles, LCSW is a clinical social worker with a practice address in Portland, Maine, and NPI 1699884569, issued on Aug 30, 2006. Check the license (Maine LC7105, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Frank Alexander Knowles
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- LC7105 ME
Self-reported in NPPES; status is on the state search - Practice location
- 216 Vaughan St, Portland, ME 04102
- Phone
- (207) 662-2221
- Enumerated
- Aug 30, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (207) 662-6348
- Medicare enrollment
- Enrolled (PECOS I20040824000915); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 3,673 in Maine → Look up another NPI →
Also registered at 216 Vaughan St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Leah Bauer, MDPsychiatry Physician1841427671
- Cora Boone, LCSWSocial Worker1447946959
- Cindy Boyack, MDPsychiatry Physician1558470781
- Brad ClarkClinical Social Worker1811677172
Verify Frank Alexander Knowles in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license LC7105Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 98.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- MainehealthPortland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Frank Alexander Knowles among 3,673 clinical social worker records in Maine
Frank Alexander Knowles, LCSW is one of 3,673 clinical social worker records with a practice address in Maine. 19% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 79% newer
- In a Medicare fileYes · 19% of these records are
- In the CMS Doctors and Clinicians fileYes · 26% of these records are
- Graduated1982 · median 2008 among the 939 with a school on file
- Record last updated2007 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
669 clinical social worker records list a practice address in Portland
They are 669 of the 6,022 NPPES records with a practice address in Portland, and 3,673 clinical social worker records in Maine.
All 3,673 in Maine → Every provider in Portland → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Tina Cole, LCSWPortland, ME 041021669420592
- Debra Davis, LCSWPortland, ME 041021801814025
- William Eldridge, LCSWPortland, ME 041021235141680
- Anne Freedman, LCSWPortland, ME 041021689682809
- John Green, LCSWPortland, ME 041021184683468
- Ellen Gurney, LCSWPortland, ME 041021033196340
- Caroline Houppert, LCSWPortland, ME 041021306861224
- Nancy Maiello, LICSW, LCSWPortland, ME 041021174581045
Common questions
What is Frank Alexander Knowles, LCSW's NPI number?
Frank Alexander Knowles, LCSW's National Provider Identifier (NPI) is 1699884569, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Frank Alexander Knowles, LCSW located?
The NPPES record lists a practice address at 216 Vaughan St, Portland, ME, 04102. Phone: (207) 662-2221. Providers update this record themselves, so call before visiting.
How can I verify Frank Alexander Knowles, LCSW's license?
NPPES lists Maine license number LC7105, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.
What is Frank Alexander Knowles, LCSW's MIPS final score?
The 2023 MIPS final score is 98.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.