Gary D. Haas, D.O.
Interventional Pain Medicine Physician · Clarkston, WA
Gary D. Haas, D.O. is an interventional pain medicine physician with a practice address in Clarkston, Washington, and NPI 1912917618, issued on Aug 8, 2006. Check the license on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Gary D. Haas
- Credential
- D.O.
- Primary taxonomy
- Interventional Pain Medicine Physician 208VP0014X
- License number
- O-228 ID
Self-reported in NPPES; status is on the state search - Practice location
- 1119 Highland Ave Ste 11, Clarkston, WA 99403
- Phone
- (509) 780-4450
- Enumerated
- Aug 8, 2006
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (509) 758-3700
- Entity
- Type 1 · individual
8 nearest interventional pain medicine physician records → All 30 in Washington → Look up another NPI →
Also registered at 1119 Highland Ave Ste 11
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Victoria Ozeran, PAPhysician Assistant1548308240
Verify Gary D. Haas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical CommissionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average interventional pain medicine physician in 2024
170 Medicare Part D claims for 92 beneficiaries, against an average of 2,306 among the 2,100 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 57 claims were for opioids.
Most prescribed
- Gabapentin40 claims
- Tramadol Hcl28 claims
- Hydrocodone-Acetaminophen22 claims
- Pregabalin14 claims
- Methocarbamol13 claims
- Diclofenac Sodium11 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: $337.29
9 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 1,966 providers of this specialty with any payment received $3,889.53 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.
Gary D. Haas among 30 interventional pain medicine physician records in Washington
Gary D. Haas, D.O. is one of 30 interventional pain medicine physician records with a practice address in Washington. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 60% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2018 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208VP0014X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Interventional Pain Medicine Physician providers in Washington
There are 30 interventional pain medicine physician records in Washington.
All 30 in Washington → Every provider in Clarkston → Interventional Pain Medicine Physician nationwide →
The 8 interventional pain medicine physician records with the nearest ZIP codes
- Allen Shoham, MDRichland, WA 993521396862868
- Michael Kolczynski, M.D.Kennewick, WA 993381801236971
- William Weigel, M.D.Spokane, WA 992041952340051
- Jillian SavageSpokane, WA 992011275257081
- Henry Kim, MDYakima, WA 989021083740708
- Jordan Graybill, M.D.Vancouver, WA 986841053585802
- Zachary Abbott, DOOlympia, WA 985021154445203
- Kyong Kim, DOLakewood, WA 984991124009303
Common questions
What is Gary D. Haas, D.O.'s NPI number?
Gary D. Haas, D.O.'s National Provider Identifier (NPI) is 1912917618, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gary D. Haas, D.O. located?
The NPPES record lists a practice address at 1119 Highland Ave Ste 11, Clarkston, WA, 99403. Phone: (509) 780-4450. Providers update this record themselves, so call before visiting.
How can I verify Gary D. Haas, D.O.'s license?
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 Gary D. Haas, D.O. prescribe under Medicare Part D?
In 2024, Gary D. Haas, D.O. had 170 Medicare Part D claims for 92 beneficiaries; the average among interventional pain medicine physician prescribers was 2,306. 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.