Dr. David Allen Yam, MD
- Medicare services, 2022
- 273
- Part D claims, 2022
- 67
- Publications
- 1
- Hospital affiliations
- 5
- Industry payments
- $554,997
- Practice address
- 723 Memorial Street, Prosser, WA 99350
- Practice phone
- Call (509) 786-2222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Yam's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. David Allen Yam is a neurosurgeon in Prosser, Washington
Dr. Yam practices at Prosser Memorial Health Hospital in Prosser, Washington, part of Prosser Memorial Health.
Dr. Yam's NPI, 1649495896, was assigned on April 14, 2007. Dr. Yam graduated from University of Tennessee, Hsc, College of Medicine in 2004. Dr. Yam holds Washington license MD.MD.60118966.
- NPI
- 1649495896NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123143369
- NPI enumeration date
- April 14, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 786-2222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Allen Yam practices at Prosser Memorial Health Hospital in Prosser, Washington
Dr. Yam's primary practice is Prosser Memorial Health Hospital, at 723 Memorial Street, Prosser, WA 99350 in Benton County. The practice phone is (509) 786-2222.
- Prosser Memorial Health Hospital723 Memorial Street, Prosser, WA 99350 · Benton CountyPhone(509) 786-2222
Source: Dmand AI Affiliation Data
Dr. David Allen Yam is affiliated with 6 sites of care and 3 medical groups
Dr. Yam's primary practice is Prosser Memorial Health Hospital in Prosser, Washington, part of Prosser Memorial Health. Dr. Yam is also affiliated with Providence St. Mary Medical Center. The medical group on file is Prosser Memorial Health. Dmand AI also links Dr. Yam to 3 more hospitals, 2 medical groups and 1 physician office, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Allen Yam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yam practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prosser Memorial Health Hospital | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Prosser Memorial Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David Allen Yam is one of 187 neurosurgeons in Washington
Neurological surgery is Dr. Yam's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dmand AI has Dr. Yam's licenses on file in 2 states: Washington and Oregon.
Specialties and state licenses
- Neurological surgery, WashingtonPrimary
- Oregon license
Neurosurgeons near Dr. Yam
Counts of neurosurgeons 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. David Allen Yam billed Medicare for 273 services in 2022
CMS data shows 273 Medicare services from Dr. Yam across 12 procedure codes in 2022. Medicare paid $73,376 for them.
Dr. Yam's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Surgery
- 2021: 1512022: 1574%
- Office and hospital visits
- 2021: 1842022: 11637%
Where Dr. Yam's Medicare services took place, 2022
- In an office11642%
- In a facility15758%
Dr. Yam compared with the Washington median for neurosurgeons, 2022
- Dr. Yam
- Washington median
- Medicare services
- 273vs 15477% above
- Part D claims
- 67vs 272.5 times
Medians across 156 neurosurgeons in Washington with Dmand AI profiles that report each measure.
Dr. Yam's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Yam?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Yam and other neurosurgeons in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Allen Yam's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Dr. Yam's median patient age at 72, with 55% women.
Dr. Yam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women55%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. David Allen Yam wrote 67 Medicare Part D claims in 2022
In 2022, Dr. Yam wrote 67 Medicare Part D claims. Every claim was for a generic drug. They cover 4 drugs, with $747 in total drug cost. In 2021, CMS named 15 claims across 1 drug.
Dr. Yam's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 152022: 67347%
Drugs named by CMS: 4 in 2022, 1 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. David Allen Yam ranks in the 94th percentile for spinal fusion in Medicare
Dr. Yam accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 274 procedures of spinal fusion by Dr. Yam, more than 94% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Yam ranks in Medicare procedure volume
- Spinal fusion
- 94th percentile274 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Laminectomy or laminotomy (partial removal of spine bones): 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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Dr. David Allen Yam has 1 publication on record
Dmand AI links 1 paper to Dr. Yam in 2022. Dr. Yam's most frequent co-authors are David Mazur-Hart, MD, David Robert Pettersson, MD and Nasser Khaled Yaghi, MD.
Dr. Yam's most frequent co-authors
- David Mazur-Hart, MD1 shared paper
- David Robert Pettersson, MD1 shared paper
- Nasser Khaled Yaghi, MD1 shared paper
Recent publications by Dr. Yam
See who Dr. Yam researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Yam works with, so you can find a warm path to the right neurosurgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. David Allen Yam received $554,997 in industry payments from 2016 to 2025
CMS Open Payments shows 696 general payments to Dr. Yam from 22 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 41% of the total. Nuvasive, Inc. paid the most, $351,466. It also lists 1 research payment totaling $6,163 in 2016.
General payments to Dr. Yam by program year, 2016 to 2025
General payments to Dr. Yam by kind, 2016 to 2025
- Consulting fees$227,58041%
- Royalties and licenses$138,06625%
- Speaker and faculty fees$79,12814%
- Travel and lodging$76,49914%
- Other$33,2026%
Companies that paid Dr. Yam the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Allen Yam graduated from University of Tennessee, Hsc, College of Medicine
Dr. Yam graduated from University of Tennessee, Hsc, College of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Allen Yam'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. David Allen Yam
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. David Allen Yam's NPI number?
Dr. David Allen Yam's NPI number is 1649495896. It was assigned on April 14, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. David Allen Yam?
Dr. David Allen Yam is a neurosurgeon in Prosser, Washington. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. David Allen Yam practice?
Dr. Yam practices at 723 Memorial Street, Prosser, WA 99350. Dr. Yam's primary practice is Prosser Memorial Health Hospital in Prosser, Washington, part of Prosser Memorial Health. Dmand AI also links Dr. Yam to 3 hospitals, 2 medical groups and 1 physician office.
What is Dr. David Allen Yam's office phone number?
The practice phone on file for Dr. Yam is (509) 786-2222.
What is Dr. David Allen Yam's medical license number?
Dr. Yam holds Washington license MD.MD.60118966, one of the licenses on file in 2 states.
Which states has Dr. David Allen Yam been licensed in?
Dmand AI has state licenses on file for Dr. Yam in Washington and Oregon.
Which hospitals is Dr. David Allen Yam affiliated with?
Dr. Yam practices at Prosser Memorial Health Hospital in Prosser, Washington. Dr. Yam is also affiliated with Providence St. Mary Medical Center. Dmand AI links Dr. Yam to 3 more hospitals.
What medical group is Dr. David Allen Yam part of?
Dr. Yam is linked to Prosser Memorial Health. Dmand AI links Dr. Yam to 2 more medical groups.
Does Dr. David Allen Yam accept Medicare?
Yes. CMS data shows Dr. Yam billed Medicare for 273 services in 2022, and Dr. Yam accepts Medicare assignment.
What services does Dr. David Allen Yam bill to Medicare?
In 2022, Dr. Yam's most billed Medicare services were surgery: bones and joints (22853), surgery: bones and joints (22614) and office visit, established patient (99212).
Show 6 more questionsShow fewer questions
Where did Dr. David Allen Yam go to medical school?
Dr. Yam graduated from University of Tennessee, Hsc, College of Medicine in 2004.
What drugs does Dr. David Allen Yam prescribe most?
In 2022 Medicare Part D data, Dr. Yam's most prescribed drugs by claims were Oxycodone HCl, Methocarbamol and Tizanidine HCl.
Has Dr. David Allen Yam received payments from drug or device companies?
CMS Open Payments shows $554,997 in general payments to Dr. Yam from 22 companies from 2016 to 2025. The largest total came from Nuvasive, Inc.
How long has Dr. David Allen Yam been practicing?
Dr. Yam graduated from medical school in 2004, 22 years ago.
Does Dr. David Allen Yam do research?
Dmand AI links 1 publication to Dr. Yam.
Who does Dr. David Allen Yam publish with?
Dr. Yam's most frequent co-authors are David Mazur-Hart, MD (1 shared paper), David Robert Pettersson, MD (1 shared paper) and Nasser Khaled Yaghi, MD (1 shared paper).
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