Theodore Hobart Welling, MD
Surgery Physician · La Jolla, CA
Theodore Hobart Welling, MD is a surgery physician with a practice address in La Jolla, California, and NPI 1023109683, issued on Sep 27, 2006. Check the license (California C196248, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Theodore Hobart Welling
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License numbers
- C196248 CA
4301073979 MI
Self-reported in NPPES; status is on the state search - Practice location
- 3855 Health Sciences Dr, La Jolla, CA 92093
- Phone
- (800) 926-8273
- Enumerated
- Sep 27, 2006
- Record last updated
- Nov 17, 2025
- Fax
- (888) 539-8781
- Medicaid ID
- 4754714 MI
- Medicare enrollment
- Enrolled (PECOS I20240622000590); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 3,118 in California → Look up another NPI →
Also registered at 3855 Health Sciences Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Archana Ajmera, RN, MSN, APRN-BCNurse Practitioner1063792240
- Rabia Atayee, PHARM.D.Pharmacist1770655771
- Jill Attia, C.R.N.P.Nurse Practitioner1275598591
- Johana Austria, FNPFamily Nurse Practitioner1780963413
- Kasey Bamel, DNPFamily Nurse Practitioner1487106886
- Rafael Bejar, M.D., PH.D.Hematology & Oncology Physician1720051493
Verify Theodore Hobart Welling in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C196248Check 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): 84.5 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).
Industry payments in 2024: $18.63
1 payment: food and beverage; the largest payer was Medtronic, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 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
- Regents OF The University OF CaliforniaLa Jolla, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Theodore Hobart Welling among 3,118 surgery physician records in California
Theodore Hobart Welling, MD is one of 3,118 surgery physician records with a practice address in California. 75% 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, 55% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1999 · median 2003 among the 1,901 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
43 surgery physician records list a practice address in La Jolla
They are 43 of the 3,648 NPPES records with a practice address in La Jolla, and 3,118 surgery physician records in California.
All 3,118 in California → Every provider in La Jolla → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Ran Luo, M.D.San Diego, CA 920931891006920
- Thomas O'KeefeLa Jolla, CA 920931669836193
- Robert Schultz, MDLa Jolla, CA 920931316839640
- Diane Simeone, MDLa Jolla, CA 920931215038138
- Samuel Obiekwe, M.D.San Diego, CA 921011003965153
- Jack Copeland, MDSan Diego, CA 921031730152786
- Dan Giurgiu, MDSan Diego, CA 921031992769194
- David Hoyt, M.D.San Diego, CA 921031922065606
Common questions
What is Theodore Hobart Welling, MD's NPI number?
Theodore Hobart Welling, MD's National Provider Identifier (NPI) is 1023109683, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Theodore Hobart Welling, MD located?
The NPPES record lists a practice address at 3855 Health Sciences Dr, La Jolla, CA, 92093. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.
How can I verify Theodore Hobart Welling, MD's license?
NPPES lists California license number C196248, 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 Theodore Hobart Welling, MD's MIPS final score?
The 2023 MIPS final score is 84.5 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.