Edward Norton Libby, MD
Hematology (Internal Medicine) Physician · San Diego, CA
Edward Norton Libby, MD is a hematology (internal medicine) physician with a practice address in San Diego, California, and NPI 1417978651, issued on Jul 22, 2006. Check the license (California C193782, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Edward Norton Libby
- Credential
- MD
- Primary taxonomy
- Hematology (Internal Medicine) Physician 207RH0000X
- License numbers
- C193782 CA
MD60205278 WA
Self-reported in NPPES; status is on the state search - Practice location
- 9333 Genesee Ave, San Diego, CA 92121
- Phone
- (800) 926-8273
- Enumerated
- Jul 22, 2006
- Record last updated
- Nov 13, 2025
- Medicaid ID
- 1417978651 WA
- Medicare enrollment
- Enrolled (PECOS I20241202001841); may accept Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology (internal medicine) physician records → All 175 in California → Look up another NPI →
Also registered at 9333 Genesee Ave
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Verify Edward Norton Libby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C193782Check 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 practice group's MIPS final score for 2023 (Medicare payment program): 96 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).
Edward Norton Libby among 175 hematology (internal medicine) physician records in California
Edward Norton Libby, MD is one of 175 hematology (internal medicine) physician records with a practice address in California. 89% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 65% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated1984 · median 2006 among the 135 with a school on file
- Record last updated2025 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology (Internal Medicine) Physician providers in California
There are 175 hematology (internal medicine) physician records in California.
All 175 in California → Every provider in San Diego → Hematology (Internal Medicine) Physician nationwide →
The 8 hematology (internal medicine) physician records with the nearest ZIP codes
- Ellen CusanoSan Diego, CA 921211295599447
- John Adamson, MDSan Diego, CA 921221477504801
- Donald Newman, M.D.San Diego, CA 921231013928803
- Thomas Sweet, MDSan Diego, CA 921301164581732
- Edward Ball, M.D.San Diego, CA 921031093740110
- Carlos Carrera, M.D.San Diego, CA 921031417050345
- Ling Huang, MDSan Diego, CA 921031053930735
- Tammarah SklarzLa Jolla, CA 920371013570241
Common questions
What is Edward Norton Libby, MD's NPI number?
Edward Norton Libby, MD's National Provider Identifier (NPI) is 1417978651, issued on Jul 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Edward Norton Libby, MD located?
The NPPES record lists a practice address at 9333 Genesee Ave, San Diego, CA, 92121. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.
How can I verify Edward Norton Libby, MD's license?
NPPES lists California license number C193782, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Edward Norton Libby, MD's MIPS final score?
The 2023 MIPS final score is 96 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.