Granthem Farr, DO
Pulmonary Disease Physician · Portland, OR
Granthem Farr, DO is a pulmonary disease physician with a practice address in Portland, Oregon, and NPI 1912298696, issued on Apr 28, 2011. Check the license (Oregon DO185757, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Granthem Farr
- Credential
- DO
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- DO185757 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1111 NE 99TH Ave Ste 200, Portland, OR 97220
- Phone
- (503) 963-3030
- Enumerated
- Apr 28, 2011
- Entity
- Type 1 · individual
Also registered at 1111 NE 99TH Ave Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rick Balestra, M.D.Pulmonary Disease Physician1184824351
- Joaquin ChapaPulmonary Disease Physician1609237536
- Tiffany Choi, PA-CPhysician Assistant1245993419
- Caitlin Fields, PA-CMedical Physician Assistant1609174275
- Bradford Glavan, MDPulmonary Disease Physician1255441739
- Carly Griffin, FNPFamily Nurse Practitioner1558748293
Verify Granthem Farr in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO185757Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
1,440 Medicare Part D claims for 188 beneficiaries, against an average of 1,498 among the 6,594 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims. 18 claims were for opioids.
Most prescribed
- Trelegy Ellipta168 claims
- Albuterol Sulfate Hfa112 claims
- Azithromycin108 claims
- Prednisone87 claims
- Ambrisentan75 claims
- Stiolto Respimat72 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: $9,475.80
12 payments, mostly food and beverage; the largest payer was United Therapeutics Corporation. The 4,997 providers of this specialty with any payment received $4,850.73 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.
3 hospital and facility affiliations
- Providence Health And Services - OregonCanby, OR
- Providence Health And Services - OregonPortland, OR
- The Oregon Clinic, PCPortland, OR
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Pulmonary Disease Physician providers in Oregon
There are 114 pulmonary disease physician records in Oregon.
Other pulmonary disease physician records in Oregon
- Rishi AroraMedford, OR1912314279
- Kamaljit Atwal, DOPortland, OR1821053356
- Berta Baldovino Navarro, MDMedford, OR1477857498
- Rick Balestra, M.D.Portland, OR1184824351
- Ryan Best, M.D.Beaverton, OR1699169581
- Manmohan Biring, M.D.Hermiston, OR1770650335
- Michael Blumhardt, M.D.Medford, OR1952462798
- Mark Bradford, M.D.Bend, OR1295907707
- Keri Brown, D.O.Astoria, OR1043496532
- John Butler, M.D.Tualatin, OR1720191273
Common questions
What is Granthem Farr, DO's NPI number?
Granthem Farr, DO's National Provider Identifier (NPI) is 1912298696, issued on Apr 28, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Granthem Farr, DO located?
The NPPES record lists a practice address at 1111 NE 99TH Ave Ste 200, Portland, OR, 97220. Phone: (503) 963-3030. Providers update this record themselves, so call before visiting.
How can I verify Granthem Farr, DO's license?
NPPES lists Oregon license number DO185757, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Granthem Farr, DO prescribe under Medicare Part D?
In 2024, Granthem Farr, DO had 1,440 Medicare Part D claims for 188 beneficiaries; the average among pulmonary disease physician prescribers was 1,498. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.