Charles N. Jacobs, MD
Nephrology Physician · Waterville, ME
Charles N. Jacobs, MD is a nephrology physician with a practice address in Waterville, Maine, and NPI 1710953476, issued on Feb 23, 2006. Check the license (Maine 013355, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Charles N. Jacobs
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 013355 ME
Self-reported in NPPES; status is on the state search - Practice location
- 149 North St, Waterville, ME 04901
- Phone
- (207) 872-1293
- Enumerated
- Feb 23, 2006
- Record last updated
- May 28, 2026
- Fax
- (207) 872-1091
- Medicaid ID
- 243660099 ME
- Medicare enrollment
- Enrolled (PECOS I20050630000604); accepts Medicare assignment
- Medical or professional school
- Warren Alpert Medical School Of Brown University, 1986
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 50 in Maine → Look up another NPI →
Also registered at 149 North St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ahmed Aldilaimi, MDHospitalist Physician1497721849
- Alycia Allen, MSN, NP-CFamily Nurse Practitioner1083046718
- Michael Antoniello, M.D.Emergency Medicine Physician1568470953
- Amethyst Arceo, DOFamily Medicine Physician1801913553
- Timothy Axelson, CRNACertified Registered Nurse Anesthetist1649219353
- Faith Ayepola, MDStudent in an Organized Health Care Education/Training Program1922932417
Verify Charles N. Jacobs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license 013355Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average nephrology physician in 2024
243 Medicare Part D claims for 54 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Allopurinol22 claims
- Losartan Potassium22 claims
- Calcitriol21 claims
- Hydrochlorothiazide20 claims
- Prednisone16 claims
- Furosemide13 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Mainegeneral Medical CenterWaterville, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charles N. Jacobs among 50 nephrology physician records in Maine
Charles N. Jacobs, MD is one of 50 nephrology physician records with a practice address in Maine. 86% 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 28% of them.
- NPI issued2006 · 28% of these records are older, 46% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated1986 · median 2001 among the 38 with a school on file
- Record last updated2026 · 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 207RN0300X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Maine
There are 50 nephrology physician records in Maine.
All 50 in Maine → Every provider in Waterville → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Timothy Hendrickson, DOWaterville, ME 049011861468522
- Mauricio Botero-Velez, M.D.Belfast, ME 049151457358160
- Abbas El-Khatib, MDBelfast, ME 049151386709970
- Faisal Jamal, MDBelfast, ME 049151346207560
- Robert Zimmerman, MDFarmington, ME 049381972504025
- Abebech Waktola, MDRockport, ME 048561942720552
- Suzanne Humphries, M.D.Searsmont, ME 049731386640258
- Stephen Comeau, M.D.Bangor, ME 044011538165402
Common questions
What is Charles N. Jacobs, MD's NPI number?
Charles N. Jacobs, MD's National Provider Identifier (NPI) is 1710953476, issued on Feb 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Charles N. Jacobs, MD located?
The NPPES record lists a practice address at 149 North St, Waterville, ME, 04901. Phone: (207) 872-1293. Providers update this record themselves, so call before visiting.
How can I verify Charles N. Jacobs, MD's license?
NPPES lists Maine license number 013355, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Charles N. Jacobs, MD prescribe under Medicare Part D?
In 2024, Charles N. Jacobs, MD had 243 Medicare Part D claims for 54 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Charles N. Jacobs, MD's MIPS final score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. 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.