NPPES file of Aug 9, 2026

Robert Block, CRNA

Certified Registered Nurse Anesthetist · San Francisco, CA

Robert Block, CRNA is a certified registered nurse anesthetist with a practice address in San Francisco, California, and NPI 1639219355, issued on Feb 8, 2007. Check the license (California 2491, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1639219355
Name
Robert Block
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
2491 CA
Self-reported in NPPES; status is on the state search
Practice location
3555 Cesar Chavez, San Francisco, CA 94110
Phone
(415) 641-6889
Enumerated
Feb 8, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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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8 nearest certified registered nurse anesthetist records → All 2,943 in California → Look up another NPI →

Also registered at 3555 Cesar Chavez

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

  1. Jacob Aaron, MDInternal Medicine Physician1407202518
  2. Connie Amorde, P.A.-CPhysician Assistant1306884846
  3. Kamran AtabaiInternal Medicine Physician1992816680
  4. Enrique AyaldeCritical Care Medicine Nurse Practitioner1235696584
  5. Nader Banki, MDInternal Medicine Physician1518029792
  6. Efren Baria, DOPain Medicine (Anesthesiology) Physician1609982115

Verify Robert Block in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 2491    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
Find 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.

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Robert Block among 2,943 certified registered nurse anesthetist records in California

Robert Block, CRNA is one of 2,943 certified registered nurse anesthetist 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 not. Its NPI, issued in 2007, is newer than 23% of them.

  • NPI issued2007 · 23% of these records are older, 64% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2007 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Certified Registered Nurse Anesthetist providers in California

There are 2,943 certified registered nurse anesthetist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,943 in California → Every provider in San Francisco → Certified Registered Nurse Anesthetist nationwide →

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Kirsten Barash, CRNASan Francisco, CA 941101497872865
  2. Clinton Bunker, CRNASan Francisco, CA 941101215040522
  3. Sarah Cary, CRNASan Francisco, CA 941101750404075
  4. Ai-Kyung Chung, CRNASan Francisco, CA 941101528195518
  5. Daniel Cox, CRNASan Francisco, CA 941101477601110
  6. Tara Dietrick, R.N., C.R.N.A.San Francisco, CA 941101528248754
  7. Lindsay Edgett, R.N.San Francisco, CA 941101790965895
  8. Amy Hudson, CRNASan Francisco, CA 941101740396175

Common questions

What is Robert Block, CRNA's NPI number?

Robert Block, CRNA's National Provider Identifier (NPI) is 1639219355, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert Block, CRNA located?

The NPPES record lists a practice address at 3555 Cesar Chavez, San Francisco, CA, 94110. Phone: (415) 641-6889. Providers update this record themselves, so call before visiting.

How can I verify Robert Block, CRNA's license?

NPPES lists California license number 2491, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.