Robert Charles Callahan, D.O.
Family Medicine Physician · Poulsbo, WA
Robert Charles Callahan, D.O. is a family medicine physician with a practice address in Poulsbo, Washington, and NPI 1306248018, issued on Sep 24, 2014. Check the license (Washington OP61438502, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Robert Charles Callahan
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- OP61438502 WA
074807 GA
05-44815 KS
Self-reported in NPPES; status is on the state search - Practice location
- 19245 7TH Ave NE, Poulsbo, WA 98370
- Phone
- (360) 782-3500
- Enumerated
- Sep 24, 2014
- Record last updated
- Oct 26, 2023
- Medicare enrollment
- Enrolled (PECOS I20230911002424); accepts Medicare assignment
- Medical or professional school
- Touro Un Col Of Osteopathic Medicine, Henderson, 2014
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 19245 7TH Ave NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jesse Fenger, PA-CPhysician Assistant1083798532
- Sally Fleischman, M.D.Family Medicine Physician1316087018
Verify Robert Charles Callahan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP61438502Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average family medicine physician in 2024
2,335 Medicare Part D claims for 249 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 74 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium139 claims
- Levothyroxine Sodium92 claims
- Omeprazole85 claims
- Atorvastatin Calcium84 claims
- Losartan Potassium80 claims
- Ozempic77 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: $338.37
26 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 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
- Franciscan Medical GroupPoulsbo, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert Charles Callahan among 5,534 family medicine physician records in Washington
Robert Charles Callahan, D.O. is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 70% of them.
- NPI issued2014 · 70% of these records are older, 27% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2014 · median 2009 among the 3,294 with a school on file
- Record last updated2023 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
42 family medicine physician records list a practice address in Poulsbo
They are 42 of the 622 NPPES records with a practice address in Poulsbo, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Poulsbo → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Teresa Andersen, MDPoulsbo, WA 983701790861706
- Arthur Felts, MDPoulsbo, WA 983701861483109
- Karl Hadley, M.D.Poulsbo, WA 983701831140185
- George Kina, M.D.Poulsbo, WA 983701619924230
- Douglas Kurata, M.D.Poulsbo, WA 983701902842867
- Andrea Legge, M.D.Poulsbo, WA 983701871543900
- Peter Lehmann, MDPoulsbo, WA 983701407899362
- Marie Matty, M.D.Poulsbo, WA 983701740224880
Common questions
What is Robert Charles Callahan, D.O.'s NPI number?
Robert Charles Callahan, D.O.'s National Provider Identifier (NPI) is 1306248018, issued on Sep 24, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Robert Charles Callahan, D.O. located?
The NPPES record lists a practice address at 19245 7TH Ave NE, Poulsbo, WA, 98370. Phone: (360) 782-3500. Providers update this record themselves, so call before visiting.
How can I verify Robert Charles Callahan, D.O.'s license?
NPPES lists Washington license number OP61438502, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert Charles Callahan, D.O. prescribe under Medicare Part D?
In 2024, Robert Charles Callahan, D.O. had 2,335 Medicare Part D claims for 249 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.
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.