Registry data as of Aug 27, 2026

Ernest Daniel Dytiapco, MD

Nephrology Physician · San Luis Obispo, CA

Ernest Daniel Dytiapco, MD is a nephrology physician with a practice address in San Luis Obispo, California, and NPI 1255629846, issued on Jul 16, 2011. Check the license (California A136945, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1255629846
Name
Ernest Daniel Dytiapco
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License numbers
A136945 CA
M-12535 ID
MRM-1270 ID
Self-reported in NPPES; status is on the state search
Practice location
1551 Bishop St Ste 110, San Luis Obispo, CA 93401
Phone
(208) 422-1314
Enumerated
Jul 16, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Ernest Daniel Dytiapco in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A136945
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

19% fewer Medicare Part D claims than the average nephrology physician in 2024

1,221 Medicare Part D claims for 170 beneficiaries, against an average of 1,511 among the 8,473 providers of this specialty who prescribed in Part D.

  1. Ernest Daniel Dytiapco1,221
  2. Specialty average1,511

Most prescribed

  1. Allopurinol145 claims
  2. Furosemide131 claims
  3. Amlodipine Besylate55 claims
  4. Doxazosin Mesylate53 claims
  5. Prednisone43 claims
  6. Losartan Potassium42 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 Medicare quality score for 2023: 10.2 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%34.1
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $59.77

3 payments, mostly food and beverage; the largest payer was Alexion Pharmaceuticals, Inc.. The 6,365 providers of this specialty with any payment received $3,068.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ernest Daniel Dytiapco$59.77
  2. Specialty average$3,068.36

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Nephrology Physician providers in California

There are 1,165 nephrology physician records in California.

Other nephrology physician records in California

  1. Antoine Abcar, MDLos Angeles, CA1245301159
  2. Basmah Abdalla, M.D.Los Angeles, CA1629394002
  3. Omaran Abdeen, M.D.Mission Hills, CA1700878410
  4. Anas Abou-Ismail, MDPalm Springs, CA1598078784
  5. Sreedhar Adapa, M.D.Visalia, CA1881997872
  6. Gbemisola Adenuga, M.D.Los Angeles, CA1952464661
  7. Adegbenga Adetola, MDLynwood, CA1881776219
  8. Judy Adler, M.D.San Diego, CA1326043894
  9. Sharon Adler, M.D.Torrance, CA1467431122
  10. Maryam Afkarian, M.D., PH.D.Sacramento, CA1255387338

Common questions

What is Ernest Daniel Dytiapco, MD's NPI number?

Ernest Daniel Dytiapco, MD's National Provider Identifier (NPI) is 1255629846, issued on Jul 16, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Ernest Daniel Dytiapco, MD located?

The NPPES record lists a practice address at 1551 Bishop St Ste 110, San Luis Obispo, CA, 93401. Phone: (208) 422-1314. Providers update this record themselves, so call before visiting.

How can I verify Ernest Daniel Dytiapco, MD's license?

NPPES lists California license number A136945, 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 Ernest Daniel Dytiapco, MD prescribe under Medicare Part D?

In 2024, Ernest Daniel Dytiapco, MD had 1,221 Medicare Part D claims for 170 beneficiaries; the average among nephrology physician prescribers was 1,511. Part D covers Medicare prescriptions only.

What is Ernest Daniel Dytiapco, MD's Medicare quality score?

The 2023 MIPS final score is 10.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.