Allen Rajan Chacko, DO
Family Medicine Physician · Puyallup, WA
Allen Rajan Chacko, DO is a family medicine physician with a practice address in Puyallup, Washington, and NPI 1407599152, issued on Apr 19, 2022. Check the license (Washington OP61525834, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Allen Rajan Chacko
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OP61525834 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1322 3RD St SE Ste 240, Puyallup, WA 98372
- Phone
- (253) 697-1420
- Enumerated
- Apr 19, 2022
- Record last updated
- Jul 10, 2025
- Fax
- (253) 697-1439
- Medicare enrollment
- Enrolled (PECOS I20250724002707); accepts Medicare assignment
- Medical or professional school
- At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2022
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 1322 3RD St SE Ste 240
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren Baker, LMHC-AMental Health Counselor1942933312
- Rebecca Beal, ARNPFamily Nurse Practitioner1629600564
- Evelyn BelmerStudent in an Organized Health Care Education/Training Program1740128552
- Christine Broniak, DOFamily Medicine Physician1316650682
- Gregory Budreau, MDFamily Medicine Physician1609478429
- Allyson Campanelli Spence, DOFamily Medicine Physician1235512971
Verify Allen Rajan Chacko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP61525834Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average family medicine physician in 2024
937 Medicare Part D claims for 131 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 66 claims were for opioids.
Most prescribed
- Atorvastatin Calcium50 claims
- Lisinopril40 claims
- Gabapentin36 claims
- Oxycodone Hcl36 claims
- Levothyroxine Sodium35 claims
- Albuterol Sulfate Hfa32 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.
Bills Medicare through one group practice
- South Sound Inpatient Physicians PLLCBurien, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Allen Rajan Chacko among 5,534 family medicine physician records in Washington
Allen Rajan Chacko, DO 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 2022, is newer than 94% of them.
- NPI issued2022 · 94% of these records are older, 3% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2022 · median 2009 among the 3,294 with a school on file
- Record last updated2025 · 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).
103 family medicine physician records list a practice address in Puyallup
They are 103 of the 3,461 NPPES records with a practice address in Puyallup, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Puyallup → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Richard Bowles, DOPuyallup, WA 983721386632354
- Marianne Broers, MDPuyallup, WA 983721750441812
- John Daniel, MDPuyallup, WA 983721083788160
- James Green, D.O.Puyallup, WA 983721083000855
- Mary Groda-Lewis, MDPuyallup, WA 983721598719825
- Alexinna Johns, M.D.Puyallup, WA 983721073731006
- Jennifer Knowles, MDPuyallup, WA 983721922181304
- William Kriegsman, MDPuyallup, WA 983721942273768
Common questions
What is Allen Rajan Chacko, DO's NPI number?
Allen Rajan Chacko, DO's National Provider Identifier (NPI) is 1407599152, issued on Apr 19, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Allen Rajan Chacko, DO located?
The NPPES record lists a practice address at 1322 3RD St SE Ste 240, Puyallup, WA, 98372. Phone: (253) 697-1420. Providers update this record themselves, so call before visiting.
How can I verify Allen Rajan Chacko, DO's license?
NPPES lists Washington license number OP61525834, 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 Allen Rajan Chacko, DO prescribe under Medicare Part D?
In 2024, Allen Rajan Chacko, DO had 937 Medicare Part D claims for 131 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.