Karmen K. Blackstone, A.N.P.
Adult Health Nurse Practitioner · Brunswick, ME
Karmen K. Blackstone, A.N.P. is an adult health nurse practitioner with a practice address in Brunswick, Maine, and NPI 1962471888, issued on Mar 14, 2006. Check the license (Maine R043926, as entered in NPPES) with the Maine board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karmen K. Blackstone
- Credential
- A.N.P.
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- R043926 ME
Self-reported in NPPES; status is on the state search - Practice location
- 14 Thomas Point RD, Brunswick, ME 04011
- Phone
- (207) 442-0325
- Enumerated
- Mar 14, 2006
- Record last updated
- May 10, 2023
- Fax
- (207) 443-4578
- Medicaid ID
- 2676600 ME
- Medicare enrollment
- Enrolled (PECOS I20060208000584); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 133 in Maine → Look up another NPI →
Also registered at 14 Thomas Point RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stephen Katz, M.D.Orthopaedic Surgery Physician1932178415
- Michael Kulju, MDSports Medicine (Family Medicine) Physician1942684873
Verify Karmen K. Blackstone in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maine board licenses this profession
Search for license R043926Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024
112 Medicare Part D claims for 79 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 65 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen46 claims
- Cephalexin28 claims
- Oxycodone Hcl13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $49.43
2 payments; by number, the most common kind was food and beverage; the largest payer was Pacira Pharmaceuticals Incorporated. The 12,291 providers of this specialty with any payment received $946.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Coastal Orthopedics And Sports Medicine,p.a.Brunswick, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karmen K. Blackstone among 133 adult health nurse practitioner records in Maine
Karmen K. Blackstone, A.N.P. is one of 133 adult health nurse practitioner records with a practice address in Maine. 63% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 53% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated2000 · median 2010 among the 59 with a school on file
- Record last updated2023 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Health Nurse Practitioner providers in Maine
There are 133 adult health nurse practitioner records in Maine.
All 133 in Maine → Every provider in Brunswick → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Glenna Brennan, CRNPBrunswick, ME 040111770052680
- Margaret Chapin, ANPBrunswick, ME 040111750724936
- Sandra Hayes, NPBrunswick, ME 040111053416446
- Margaret Kelley, MSN, APRN-CNPBrunswick, ME 040111659521714
- Doreen Siddall, NPBrunswick, ME 040111992004618
- Lisa Arsenault, ANPBiddeford, ME 040051366428435
- Sally Carpenter, N.P.Biddeford, ME 040051245500420
- Linda Sancetta, NPBiddeford, ME 040051194313841
Common questions
What is Karmen K. Blackstone, A.N.P.'s NPI number?
Karmen K. Blackstone, A.N.P.'s National Provider Identifier (NPI) is 1962471888, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karmen K. Blackstone, A.N.P. located?
The NPPES record lists a practice address at 14 Thomas Point RD, Brunswick, ME, 04011. Phone: (207) 442-0325. Providers update this record themselves, so call before visiting.
How can I verify Karmen K. Blackstone, A.N.P.'s license?
NPPES lists Maine license number R043926, as entered by the provider. Search the Maine board that licenses this profession; the NPPES record confirms identity only.
How much does Karmen K. Blackstone, A.N.P. prescribe under Medicare Part D?
In 2024, Karmen K. Blackstone, A.N.P. had 112 Medicare Part D claims for 79 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.
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.