Dr. Rebecca J. Hammon, MD
- Medicare services, 2018
- 63
- Part D claims, 2024
- 177
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Practice address
- 500 NE Multnomah St, Portland, OR 97232
- Practice phone
- Call (503) 813-2440
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Foundation Health Plan of the Northwest
Portland, Oregon
Find Dr. Hammon's professional email, personal email and mobile number
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Dr. Rebecca J. Hammon is an otolaryngologist in Portland, Oregon
Dr. Hammon practices at Kaiser Foundation Health Plan of the Northwest in Portland, Oregon.
Dr. Hammon's NPI, 1285955427, was assigned on June 22, 2010. Dr. Hammon holds Maryland license D83053.
- NPI
- 1285955427NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183884513
- NPI enumeration date
- June 22, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 813-2440
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rebecca J. Hammon practices at Kaiser Foundation Health Plan of the Northwest in Portland, Oregon
Dr. Hammon's primary practice is Kaiser Foundation Health Plan of the Northwest, at 500 NE Multnomah St, Portland, OR 97232 in Multnomah County. The practice phone is (503) 813-2440.
- Kaiser Foundation Health Plan of the Northwest500 NE Multnomah St, Portland, OR 97232 · Multnomah CountyPhone(503) 813-2440
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Rebecca J. Hammon is affiliated with 2 sites of care and 1 medical group
Dr. Hammon's primary practice is Kaiser Foundation Health Plan of the Northwest in Portland, Oregon. The medical group on file is Kaiser Permanente Northwest. Dmand AI also links Dr. Hammon to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Rebecca J. Hammon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hammon practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Foundation Health Plan of the Northwest | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Rebecca J. Hammon is one of 144 otolaryngologists in Oregon
Otolaryngology is Dr. Hammon's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dmand AI has Dr. Hammon's licenses on file in 2 states: Maryland and Massachusetts.
Specialties and state licenses
- Otolaryngology, MarylandPrimary
- Surgery, Massachusetts
Otolaryngologists near Dr. Hammon
Counts of otolaryngologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Rebecca J. Hammon billed Medicare for 63 services in 2018
CMS data shows 63 Medicare services from Dr. Hammon across 3 procedure codes in 2018. Medicare paid $4,674 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hammon's Medicare services by type, 2018
- Office and hospital visits50
- Surgery13
Dr. Hammon compared with the Oregon median for otolaryngologists, 2018
- Dr. Hammon
- Oregon median
- Medicare services
- 63vs 35982% below
- Part D claims
- 65vs 13853% below
Medians across 138 otolaryngologists in Oregon with Dmand AI profiles that report each measure.
Dr. Hammon's most billed Medicare procedure codes, 2018
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hammon and other otolaryngologists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rebecca J. Hammon's patients have a median age of 63
Across all payers, Dmand AI patient panel data puts Dr. Hammon's median patient age at 63, with 36% women.
Dr. Hammon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women36%
- Men64%
Source: Dmand AI Patient Panel Data
Dr. Rebecca J. Hammon wrote 177 Medicare Part D claims in 2024
In 2024, Dr. Hammon wrote 177 Medicare Part D claims for 58 patients. 94% of them were for generic drugs. CMS names the drug for 65 of them, across 5 drugs with 11 or more claims each, at $989 in total drug cost. In 2023, CMS named 78 claims across 5 drugs.
Dr. Hammon's Part D claims by kind of drug, 2024
- Generic167 claims94%
- Brand-name and other10 claims6%
Dr. Hammon's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Hammon's Part D claims, 2024
- Opioids19%33 of 177 claims
- Antibiotics10%18 of 177 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 782024: 6517%
Drugs named by CMS: 5 in 2024, 5 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Rebecca J. Hammon takes part in Medicare
Dr. Hammon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Sources for Dr. Rebecca J. Hammon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Rebecca J. Hammon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Rebecca J. Hammon's NPI number?
Dr. Rebecca J. Hammon's NPI number is 1285955427. It was assigned on June 22, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Rebecca J. Hammon?
Dr. Rebecca J. Hammon is an otolaryngologist in Portland, Oregon. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).
Where does Dr. Rebecca J. Hammon practice?
Dr. Hammon practices at 500 NE Multnomah St, Portland, OR 97232. Dr. Hammon's primary practice is Kaiser Foundation Health Plan of the Northwest in Portland, Oregon. Dmand AI also links Dr. Hammon to 1 group practice or clinic.
What is Dr. Rebecca J. Hammon's office phone number?
The practice phone on file for Dr. Hammon is (503) 813-2440.
What is Dr. Rebecca J. Hammon's medical license number?
Dr. Hammon holds Maryland license D83053, one of the licenses on file in 2 states.
Which states has Dr. Rebecca J. Hammon been licensed in?
Dmand AI has state licenses on file for Dr. Hammon in Maryland and Massachusetts.
What medical group is Dr. Rebecca J. Hammon part of?
Dr. Hammon is linked to Kaiser Permanente Northwest.
Does Dr. Rebecca J. Hammon accept Medicare?
Yes. CMS data shows Dr. Hammon billed Medicare for 63 services in 2018, and Dr. Hammon accepts Medicare assignment.
What services does Dr. Rebecca J. Hammon bill to Medicare?
In 2018, Dr. Hammon's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and surgery: lungs and airway (31575).
What drugs does Dr. Rebecca J. Hammon prescribe most?
In 2024 Medicare Part D data, Dr. Hammon's most prescribed drugs by claims were Levothyroxine Sodium, Lidocaine HCl Viscous and Trazodone HCl.
How long has Dr. Rebecca J. Hammon been practicing?
Dr. Hammon graduated from medical school in 2010, 16 years ago.
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