NPPES file of Aug 9, 2026

Eduardo L. Grunvald, M.D

Obesity Medicine (Internal Medicine) Physician · San Diego, CA

Eduardo L. Grunvald, M.D is an obesity medicine (internal medicine) physician with a practice address in San Diego, California, and NPI 1497791339, issued on Jun 21, 2006. Check the license (California A65336, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1497791339
Name
Eduardo L. Grunvald
Credential
M.D
Primary taxonomy
Obesity Medicine (Internal Medicine) Physician 207RB0002X
License number
A65336 CA
Self-reported in NPPES; status is on the state search
Practice location
200 W Arbor Dr, San Diego, CA 92103
Phone
(800) 926-8273
Enumerated
Jun 21, 2006
Record last updated
Aug 29, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(888) 539-8781
Medicaid ID
00A653360 CA
Medicare enrollment
Enrolled (PECOS I20100921000548); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 1996
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest obesity medicine (internal medicine) physician records → All 17 in California → Look up another NPI →

Also registered at 200 W Arbor Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Alison A'Court, MDAnesthesiology Physician1912218199
  2. Benjamin Abbadessa, M.D.Colon & Rectal Surgery Physician1255593612
  3. Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
  4. Joseph Abdelmalek, M.DNephrology Physician1740485531
  5. Kristy AbelCertified Registered Nurse Anesthetist1962113035
  6. Paula Abeleda, NPFamily Nurse Practitioner1558945022

Verify Eduardo L. Grunvald in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A65336    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

22% fewer Medicare Part D claims than the average obesity medicine (internal medicine) physician in 2024

578 Medicare Part D claims for 81 beneficiaries, against an average of 742 among the 106 providers of this specialty who prescribed in Part D. Brand-name drugs were 57% of claims.

  1. Eduardo Grunvald578
  2. Specialty average742

Most prescribed

  1. Mounjaro188 claims
  2. Ozempic98 claims
  3. Topiramate74 claims
  4. Omeprazole23 claims
  5. Naltrexone Hcl16 claims
  6. Jardiance15 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: $21,406.79

10 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 80 providers of this specialty with any payment received $6,310.67 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Eduardo Grunvald$21,407
  2. Specialty average$6,311

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

  1. Regents OF The University OF CaliforniaSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Eduardo L. Grunvald among 17 obesity medicine (internal medicine) physician records in California

Eduardo L. Grunvald, M.D is one of 17 obesity medicine (internal medicine) physician records with a practice address in California. 71% 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 0% of them.

  • NPI issued2006 · 0% of these records are older, 71% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 41% of these records are
  • Record last updated2018 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RB0002X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obesity Medicine (Internal Medicine) Physician providers in California

There are 17 obesity medicine (internal medicine) physician records in California.

All 17 in California → Every provider in San Diego → Obesity Medicine (Internal Medicine) Physician nationwide →

The 8 obesity medicine (internal medicine) physician records with the nearest ZIP codes

  1. Arthur Aronson, M.D.San Diego, CA 921011780030122
  2. Quyen Dao, M.D.Tustin, CA 927801932305034
  3. Randall Caldron, MDWest Hills, CA 913071053475822
  4. Viktoriya Yanchuk, D.O.West Hills, CA 913071932587169
  5. Harpreet Singh, MDOxnard, CA 930301942258124
  6. Gerald Cox, MD, MPHLakewood, CA 907121477041333
  7. Melissa Chung, MDSanta Monica, CA 904041285123265
  8. Sooji Rugh, M.D.Mountain View, CA 940431770799538

Common questions

What is Eduardo L. Grunvald, M.D's NPI number?

Eduardo L. Grunvald, M.D's National Provider Identifier (NPI) is 1497791339, issued on Jun 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Eduardo L. Grunvald, M.D located?

The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.

How can I verify Eduardo L. Grunvald, M.D's license?

NPPES lists California license number A65336, 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.

How much does Eduardo L. Grunvald, M.D prescribe under Medicare Part D?

In 2024, Eduardo L. Grunvald, M.D had 578 Medicare Part D claims for 81 beneficiaries; the average among obesity medicine (internal medicine) physician prescribers was 742. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.