Philip E. Negus, M.D.
Internal Medicine Physician · Darien, CT
Philip E. Negus, M.D. is an internal medicine physician with a practice address in Darien, Connecticut, and NPI 1629003413, issued on Jul 11, 2006. Check the license (Connecticut 17268, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Philip E. Negus
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 17268 CT
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Post RD, Darien, CT 06820
- Phone
- (203) 276-4801
- Enumerated
- Jul 11, 2006
- Record last updated
- Jan 10, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (203) 276-4808
- Medicare enrollment
- Enrolled (PECOS I20051209000105); accepts Medicare assignment
- Medical or professional school
- Georgetown University School Of Medicine, 1969
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,623 in Connecticut → Look up another NPI →
Also registered at 1500 Post RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- James Dorr, M.D.Internal Medicine Physician1427367705
- Allison Levey, MDPediatric Cardiology Physician1023261336
- Robert Lindberg, M.D.Internal Medicine Physician1295897973
Verify Philip E. Negus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 17268Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average internal medicine physician in 2024
6,853 Medicare Part D claims for 634 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 97 claims were for opioids.
Most prescribed
- Atorvastatin Calcium525 claims
- Amlodipine Besylate274 claims
- Lisinopril242 claims
- Alprazolam222 claims
- Eliquis185 claims
- Levothyroxine Sodium183 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): 79.1 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
- Stamford Health Medical Group IncDarien, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Philip E. Negus among 2,623 internal medicine physician records in Connecticut
Philip E. Negus, M.D. is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 52% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1969 · median 2004 among the 1,646 with a school on file
- Record last updated2017 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 internal medicine physician records list a practice address in Darien
They are 15 of the 380 NPPES records with a practice address in Darien, and 2,623 internal medicine physician records in Connecticut.
All 2,623 in Connecticut → Every provider in Darien → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Gene Balboa, MDDarien, CT 068201841366820
- Margaret BaranDarien, CT 068201285623843
- Susan Collins, M.D.Darien, CT 068201306877626
- Amanda Collins- Baine, M.D.Darien, CT 068201154340040
- Mark Dam, M.DDarien, CT 068201720005507
- James Dorr, M.D.Darien, CT 068201427367705
- William Giesen, M.D.Darien, CT 068201124104724
- Karthik GunachelvanDarien, CT 068201740604941
Common questions
What is Philip E. Negus, M.D.'s NPI number?
Philip E. Negus, M.D.'s National Provider Identifier (NPI) is 1629003413, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Philip E. Negus, M.D. located?
The NPPES record lists a practice address at 1500 Post RD, Darien, CT, 06820. Phone: (203) 276-4801. Providers update this record themselves, so call before visiting.
How can I verify Philip E. Negus, M.D.'s license?
NPPES lists Connecticut license number 17268, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Philip E. Negus, M.D. prescribe under Medicare Part D?
In 2024, Philip E. Negus, M.D. had 6,853 Medicare Part D claims for 634 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Philip E. Negus, M.D.'s MIPS final score?
The 2023 MIPS final score is 79.1 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.