Combat DisordersMental DisordersMental Health
Dr. Paul Stephen Hammer, MD
NPI1932180502PAC ID9638475973
- Medicare services, 2024
- 692
- Medicare patients, 2024
- 102
- Part D claims, 2024
- 3,529
- Publications
- 8
- Hospital affiliations
- 2
- Practice address
- 1211 24th Street, Anacortes, WA 98221
- Practice phone
- Call (360) 299-1300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hammer's professional email, personal email and mobile number
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Dr. Paul Stephen Hammer is a psychiatrist in Anacortes, Washington
Dr. Hammer practices at Island Health in Anacortes, Washington, part of Island Health.
Dr. Hammer's NPI, 1932180502, was assigned on November 9, 2005. Dr. Hammer graduated from Uniformed Services UHS Fe Hebert School of Med in 1988. Dr. Hammer holds Washington license MD60826325.
NPI and contact details
- NPI
- 1932180502NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638475973
- NPI enumeration date
- November 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (360) 299-1300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Paul Stephen Hammer practices at Island Health in Anacortes, Washington
Dr. Hammer's primary practice is Island Health, at 1211 24th Street, Anacortes, WA 98221 in Skagit County. The practice phone is (360) 299-1300.
- Island Health1211 24th Street, Anacortes, WA 98221 · Skagit CountyPhone(360) 299-1300
Source: Dmand AI Affiliation Data
Dr. Paul Stephen Hammer is affiliated with 3 sites of care and 2 medical groups
Dr. Hammer's primary practice is Island Health in Anacortes, Washington, part of Island Health. Dr. Hammer is also affiliated with Skagit Valley Hospital. The medical group on file is Island Health. Dmand AI also links Dr. Hammer to 1 more rural health clinic and 1 medical group, each named with a free account. Dr. Hammer's employer is on file too: a hospital.
Skagit Valley HospitalIsland Health1 rural health clinicName with a free account1 medical groupName with a free accountEmployer: hospitalName with a free account
See all 5 affiliations for Dr. HammerSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Paul Stephen Hammer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hammer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Island Health | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Paul Stephen Hammer is one of 758 psychiatrists in Washington
Psychiatry is Dr. Hammer's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dmand AI has Dr. Hammer's licenses on file in 2 states: Washington and California.
Specialties and state licenses
- Psychiatry, WashingtonPrimary
- California license
Psychiatrists near Dr. Hammer
Counts of psychiatrists 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. Paul Stephen Hammer billed Medicare for 692 services in 2024
CMS data shows 692 Medicare services from Dr. Hammer across 4 procedure codes in 2024, for 102 Medicare patients. Medicare paid $41,202 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024692
Medicare patients102
Paid by Medicare$41,202
Procedure codes4
Dr. Hammer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4532024: 39114%
- Tests and treatments
- 2023: 3512024: 30114%
- Other services
- 2023: 232024: 0100%
Dr. Hammer compared with the Washington median for psychiatrists, 2024
- Dr. Hammer
- Washington median
- Medicare services
- 692vs 1126.2 times
- Medicare patients
- 102vs 352.9 times
- Part D claims
- 3,344vs 10432.2 times
Medians across 856 psychiatrists in Washington with Dmand AI profiles that report each measure.
Dr. Hammer's most billed Medicare procedure codes, 2024
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. Hammer?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hammer and other psychiatrists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Paul Stephen Hammer treated 102 Medicare patients in 2024, average age 66
CMS counts 102 Medicare patients who saw Dr. Hammer in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have anxiety, and 75% have mood disorders. 27% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hammer's median patient age at 67, with 73% women.
Medicare patients, 2024102
Average age66
Average risk score1.27
Also on Medicaid27%
Dr. Hammer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Hammer's Medicare patients by sex, 2024
- Women7271%
- Men3029%
Chronic conditions among Dr. Hammer's Medicare patients, 2024
- Anxiety75%
- Mood disorders75%
- Depression63%
- High cholesterol58%
- High blood pressure57%
- Arthritis44%
- Bipolar disorder35%
- PTSD33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hammer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women73%
- Men26%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Paul Stephen Hammer wrote 3,529 Medicare Part D claims in 2024
In 2024, Dr. Hammer wrote 3,529 Medicare Part D claims for 197 patients. 95% of them were for generic drugs. CMS names the drug for 3,344 of them, across 54 drugs with 11 or more claims each, at $248,370 in total drug cost. In 2023, CMS named 3,615 claims across 57 drugs.
Part D claims, 20243,529
Drugs named by CMS54
Total drug cost$248,370
Part D patients197
Dr. Hammer's Part D claims by kind of drug, 2024
- Generic3,340 claims95%
- Brand-name189 claims5%
Dr. Hammer'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. Hammer's Part D claims, 2024
- Antipsychotics, patients 65 and over6%208 of 3,529 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: 3,6152024: 3,3447%
Drugs named by CMS: 54 in 2024, 57 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
Dr. Paul Stephen Hammer offers telehealth to Medicare patients
Dr. Hammer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Hammer as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Paul Stephen Hammer has 8 publications on record
Dmand AI links 8 papers to Dr. Hammer, published from 2012 to 2016. 2012 was the busiest year, with 2. The most frequent topics are Military Personnel, Iraq War, 2003-2011 and Mental Disorders. Dr. Hammer has published most often in Mil Med. Dr. Hammer's most frequent co-authors are Dewleen Gay Baker, MD, Robert Neil McLay, MD, PhD and John D'Andrea, MD.
Papers8
Years published2012 to 2016
Topics Dr. Hammer writes about most
- Military Personnel
- Iraq War, 2003-2011
- Mental Disorders
- Stress Disorders, Post-Traumatic
- Afghan Campaign 2001-
- Brain Injuries
- Combat Disorders
- Military Psychiatry
Dr. Hammer's most frequent co-authors
- Dewleen Gay Baker, MD2 shared papers
- Robert Neil McLay, MD, PhD2 shared papers
- John D'Andrea, MD1 shared paper
Recent publications by Dr. Hammer
Afghan Campaign 2001-Combat DisordersData Collection
Accidental FallsAccidents, TrafficAthletic Injuries
Psychiatr Serv
ComorbidityIraq War, 2003-2011Mental Disorders
Adjustment DisordersAnxiety DisordersDepression
See who Dr. Hammer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hammer works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Paul Stephen Hammer received $23 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Hammer from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $23.
Companies that paid Dr. Hammer the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Paul Stephen Hammer graduated from Uniformed Services UHS Fe Hebert School of Med
Dr. Hammer graduated from Uniformed Services UHS Fe Hebert School of Med in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Paul Stephen Hammer'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| 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. Paul Stephen Hammer
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. Paul Stephen Hammer's NPI number?
Dr. Paul Stephen Hammer's NPI number is 1932180502. It was assigned on November 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Paul Stephen Hammer?
Dr. Paul Stephen Hammer is a psychiatrist in Anacortes, Washington. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Paul Stephen Hammer practice?
Dr. Hammer practices at 1211 24th Street, Anacortes, WA 98221. Dr. Hammer's primary practice is Island Health in Anacortes, Washington, part of Island Health. Dmand AI also links Dr. Hammer to 1 rural health clinic and 1 medical group.
What is Dr. Paul Stephen Hammer's office phone number?
The practice phone on file for Dr. Hammer is (360) 299-1300.
What is Dr. Paul Stephen Hammer's medical license number?
Dr. Hammer holds Washington license MD60826325, one of the licenses on file in 2 states.
Which states has Dr. Paul Stephen Hammer been licensed in?
Dmand AI has state licenses on file for Dr. Hammer in Washington and California.
Which hospitals is Dr. Paul Stephen Hammer affiliated with?
Dr. Hammer practices at Island Health in Anacortes, Washington. Dr. Hammer is also affiliated with Skagit Valley Hospital.
What medical group is Dr. Paul Stephen Hammer part of?
Dr. Hammer is linked to Island Health. Dmand AI links Dr. Hammer to 1 more medical group.
Does Dr. Paul Stephen Hammer accept Medicare?
Yes. CMS data shows Dr. Hammer billed Medicare for 692 services in 2024, and Dr. Hammer accepts Medicare assignment.
Does Dr. Paul Stephen Hammer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Hammer as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Paul Stephen Hammer see?
CMS counts 102 Medicare patients who saw Dr. Hammer in 2024, with an average age of 66.
What services does Dr. Paul Stephen Hammer bill to Medicare?
In 2024, Dr. Hammer's most billed Medicare services were office visit, established patient (99214), psychiatric service (90833) and psychiatric service (90832).
Where did Dr. Paul Stephen Hammer go to medical school?
Dr. Hammer graduated from Uniformed Services UHS Fe Hebert School of Med in 1988.
What drugs does Dr. Paul Stephen Hammer prescribe most?
In 2024 Medicare Part D data, Dr. Hammer's most prescribed drugs by claims were Quetiapine Fumarate, Lorazepam and Lamotrigine.
Has Dr. Paul Stephen Hammer received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Dr. Hammer from 1 company from 2018 to 2018. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. Paul Stephen Hammer been practicing?
Dr. Hammer graduated from medical school in 1988, 38 years ago.
Does Dr. Paul Stephen Hammer do research?
Dmand AI links 8 publications to Dr. Hammer, published from 2012 to 2016.
Who does Dr. Paul Stephen Hammer publish with?
Dr. Hammer's most frequent co-authors are Dewleen Gay Baker, MD (2 shared papers), Robert Neil McLay, MD, PhD (2 shared papers) and John D'Andrea, MD (1 shared paper).
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