William Doolin
Certified Registered Nurse Anesthetist · Washington, DC
William Doolin is a certified registered nurse anesthetist with a practice address in Washington, District of Columbia, and NPI 1336688803, issued on Feb 16, 2017. Check the license (District of Columbia RN1034564, as entered in NPPES) with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Doolin
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- RN1034564 DC
Self-reported in NPPES; status is on the state search - Practice location
- 110 Irving St NW, Washington, DC 20010
- Phone
- (202) 877-6286
- Enumerated
- Feb 16, 2017
- Record last updated
- Feb 16, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170522002053); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 119 in District of Columbia → Look up another NPI →
Also registered at 110 Irving St NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Doolin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license RN1034564Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $21.45
1 payment: food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 24,076 providers of this specialty with any payment received $135.08 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
- Medstar Medical Group II LLCWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Doolin among 119 certified registered nurse anesthetist records in District of Columbia
William Doolin is one of 119 certified registered nurse anesthetist records with a practice address in District of Columbia. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 58% of them.
- NPI issued2017 · 58% of these records are older, 39% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2016 · median 2017 among the 82 with a school on file
- Record last updated2017 · 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 367500000X and a District of Columbia 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 District of Columbia
There are 119 certified registered nurse anesthetist records in District of Columbia.
All 119 in District of Columbia → Every provider in Washington → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Henrietta Bright, CRNAWashington, DC 200101699017640
- Hillary Catlin, CRNAWashington, DC 200101689903395
- Gail Copeland, CRNAWashington, DC 200101760597041
- Evadne Edwards, CRNAWashington, DC 200101689789976
- Sheila El-Amin, CRNAWashington, DC 200101659486926
- Everett Higgins, CRNAWashington, DC 200101861522690
- Ore-Oluwa Lima Da Silva, CRNAWashington, DC 200101003057035
- Rick Marlatt, CRNAWashington, DC 200101982719928
Common questions
What is William Doolin's NPI number?
William Doolin's National Provider Identifier (NPI) is 1336688803, issued on Feb 16, 2017. An NPI identifies a provider in billing; it is not a license.
Where is William Doolin located?
The NPPES record lists a practice address at 110 Irving St NW, Washington, DC, 20010. Phone: (202) 877-6286. Providers update this record themselves, so call before visiting.
How can I verify William Doolin's license?
NPPES lists District of Columbia license number RN1034564, as entered by the provider. Search the District of Columbia 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. 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.