Dr. Mark Evan Jaffe, MD
- Part D claims, 2024
- 266
- Hospital affiliations
- 1
- Industry payments
- $249
- Medical group
- 1
- Insurance carriers
- 3
- Practice address
- 401 W Poplar St, Walla Walla, WA 99362
- Practice phone
- Call (509) 522-5900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Jaffe'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. Mark Evan Jaffe is a forensic psychiatry physician in Apple Valley, California
Dr. Jaffe practices at Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services.
Dr. Jaffe's NPI, 1477763472, was assigned on May 22, 2007. Dr. Jaffe graduated from Keck School of Medicine of USC in 1991. Dr. Jaffe holds California license G75071.
- NPI
- 1477763472NPI Registry (opens in a new tab)
- NPI enumeration date
- May 22, 2007
- NPI status
- Active
- Practice phone
- (509) 522-5900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark Evan Jaffe practices in Walla Walla and Apple Valley
Dr. Jaffe's primary practice is Providence St. Mary Medical Center, at 401 W Poplar St, Walla Walla, WA 99362 in Walla Walla County. The practice phone is (509) 522-5900. Dr. Jaffe also practices at Providence St Mary Medical Center, 18300 Hwy 18, Apple Valley, CA 92307.
- Providence St. Mary Medical CenterPrimary401 W Poplar St, Walla Walla, WA 99362 · Walla Walla CountyPhone(509) 522-5900
- Providence St Mary Medical Center18300 Hwy 18, Apple Valley, CA 92307 · San Bernardino CountyPhone(760) 242-2311
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Mark Evan Jaffe is affiliated with 1 site of care and 1 medical group
Dr. Jaffe's primary practice is Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services. The medical group on file is Surgeons Choice Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark Evan Jaffe's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jaffe practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence St. Mary Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Evan Jaffe is one of 62 forensic psychiatry physicians in California
Forensic psychiatry is Dr. Jaffe's primary specialty in the NPI Registry, under taxonomy code 2084F0202X. Dr. Jaffe is board certified in addiction medicine by the American Board of Preventive Medicine. Dr. Jaffe is licensed in California.
Specialties and state licenses
- Forensic psychiatry, CaliforniaPrimary
Forensic psychiatry physicians near Dr. Jaffe
Counts of forensic psychiatry physicians 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. Mark Evan Jaffe's patients have a median age of 29
Across all payers, Dmand AI patient panel data puts Dr. Jaffe's median patient age at 29, with 44% women.
Dr. Jaffe's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 29
Patient panel by sex, all payers
- Women44%
- Men54%
Source: Dmand AI Patient Panel Data
Dr. Mark Evan Jaffe wrote 266 Medicare Part D claims in 2024
In 2024, Dr. Jaffe wrote 266 Medicare Part D claims for 30 patients. 89% of them were for generic drugs. CMS names the drug for 119 of them, across 6 drugs with 11 or more claims each, at $2,273 in total drug cost. In 2023, CMS named 94 claims across 7 drugs.
Dr. Jaffe's Part D claims by kind of drug, 2024
- Generic236 claims89%
- Brand-name and other30 claims11%
Dr. Jaffe'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. Jaffe's Part D claims, 2024
- Antipsychotics, patients 65 and over17%45 of 266 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: 942024: 11927%
Drugs named by CMS: 6 in 2024, 7 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
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Dr. Mark Evan Jaffe received $249 in industry payments from 2016 to 2024
CMS Open Payments shows 4 general payments to Dr. Jaffe from 2 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Alkermes, Inc. paid the most, $214.
General payments to Dr. Jaffe by program year, 2016 to 2024
Companies that paid Dr. Jaffe the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Evan Jaffe graduated from Keck School of Medicine of USC
Dr. Jaffe graduated from Keck School of Medicine of USC in 1991.
- Medical school
- Board certified in addiction medicine
- Board certified in forensic psychiatry
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Mark Evan Jaffe accepts plans from 3 insurance carriers
Dr. Jaffe is in network with 3 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Massachusetts
- HCSC
Plan types Dr. Jaffe accepts, by number of carriers
- Medicare3
- PPO3
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark Evan Jaffe'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 Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Mark Evan Jaffe
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. Mark Evan Jaffe's NPI number?
Dr. Mark Evan Jaffe's NPI number is 1477763472. It was assigned on May 22, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Evan Jaffe?
Dr. Mark Evan Jaffe is a forensic psychiatry physician in Apple Valley, California. The primary specialty in the NPI Registry is Forensic Psychiatry Physician (taxonomy code 2084F0202X).
Where does Dr. Mark Evan Jaffe practice?
Dr. Jaffe practices at 401 W Poplar St, Walla Walla, WA 99362. Dr. Jaffe also practices at 18300 Hwy 18, Apple Valley, CA 92307. Dr. Jaffe's primary practice is Providence St. Mary Medical Center in Walla Walla, Washington, part of Providence Health & Services.
What is Dr. Mark Evan Jaffe's office phone number?
The practice phone on file for Dr. Jaffe is (509) 522-5900.
What is Dr. Mark Evan Jaffe's medical license number?
Dr. Jaffe holds California license G75071.
Which hospitals is Dr. Mark Evan Jaffe affiliated with?
Dr. Jaffe practices at Providence St. Mary Medical Center in Walla Walla, Washington.
What medical group is Dr. Mark Evan Jaffe part of?
Dr. Jaffe is linked to Surgeons Choice Medical Center.
Is Dr. Mark Evan Jaffe board certified?
Yes. Dr. Jaffe is board certified in addiction medicine by the American Board of Preventive Medicine.
Where did Dr. Mark Evan Jaffe go to medical school?
Dr. Jaffe graduated from Keck School of Medicine of USC in 1991.
What drugs does Dr. Mark Evan Jaffe prescribe most?
In 2024 Medicare Part D data, Dr. Jaffe's most prescribed drugs by claims were Quetiapine Fumarate, Escitalopram Oxalate and Divalproex Sodium ER.
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Has Dr. Mark Evan Jaffe received payments from drug or device companies?
CMS Open Payments shows $249 in general payments to Dr. Jaffe from 2 companies from 2016 to 2024. The largest total came from Alkermes, Inc.
How long has Dr. Mark Evan Jaffe been practicing?
Dr. Jaffe graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Mark Evan Jaffe accept?
Dr. Jaffe is in network with 3 carriers, including Elevance, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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