Dr. Daniel Tonye Mamah, MD
- Medicare services, 2020
- 43
- Part D claims, 2024
- 298
- MIPS score, 2024
- 84
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 4444 Forest Park Ave, Saint Louis, MO 63108
- Practice phone
- Call (314) 445-7757
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Washington University School of Medicine
Saint Louis, Missouri
Find Dr. Mamah's professional email, personal email and mobile number
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Dr. Daniel Tonye Mamah is a psychiatrist in Saint Louis, Missouri
Dr. Mamah practices at Washington University School of Medicine in Saint Louis, Missouri.
Dr. Mamah's NPI, 1104842418, was assigned on July 14, 2006. Dr. Mamah holds Missouri license 2005025715.
- NPI
- 1104842418NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799710661
- NPI enumeration date
- July 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (314) 445-7757
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel Tonye Mamah practices at Washington University School of Medicine in Saint Louis, Missouri
Dr. Mamah's primary practice is Washington University School of Medicine, at 4444 Forest Park Ave, Saint Louis, MO 63108 in Saint Louis City. The practice phone is (314) 445-7757.
- Washington University School of Medicine4444 Forest Park Ave, Saint Louis, MO 63108 · Saint Louis CityPhone(314) 445-7757
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Daniel Tonye Mamah is affiliated with 3 sites of care and 1 medical group
Dr. Mamah's primary practice is Washington University School of Medicine in Saint Louis, Missouri. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Mamah to 1 more group practice or clinic and 1 therapy and rehab clinic, each named with a free account. Dr. Mamah's employer is on file too: a physical therapy & rehab clinic.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Daniel Tonye Mamah's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mamah practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Washington University School of Medicine | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel Tonye Mamah is one of 679 psychiatrists in Missouri
Psychiatry is Dr. Mamah's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Mamah is licensed in Missouri.
Specialties and state licenses
- Psychiatry, MissouriPrimary
Psychiatrists near Dr. Mamah
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. Daniel Tonye Mamah billed Medicare for 43 services in 2020
CMS data shows 43 Medicare services from Dr. Mamah across 1 procedure code in 2020, all of them office visits. Medicare paid $1,744 for them. Every service was in an office.
Dr. Mamah's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 322020: 4334%
Dr. Mamah compared with the Missouri median for psychiatrists, 2020
- Dr. Mamah
- Missouri median
- Medicare services
- 43vs 13368% below
- Part D claims
- 241vs 29518% below
Medians across 752 psychiatrists in Missouri with Dmand AI profiles that report each measure.
Dr. Mamah's most billed Medicare procedure codes, 2020
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Tonye Mamah's patients have a median age of 40
Across all payers, Dmand AI patient panel data puts Dr. Mamah's median patient age at 40, with 40% women.
Dr. Mamah's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women40%
- Men60%
Source: Dmand AI Patient Panel Data
Dr. Daniel Tonye Mamah wrote 298 Medicare Part D claims in 2024
In 2024, Dr. Mamah wrote 298 Medicare Part D claims for 18 patients. 99% of them were for generic drugs. CMS names the drug for 241 of them, across 12 drugs with 11 or more claims each, at $8,653 in total drug cost. In 2023, CMS named 181 claims across 11 drugs.
Dr. Mamah's Part D claims by kind of drug, 2024
- Generic294 claims99%
- Brand-name and other4 claims1%
Dr. Mamah'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. Mamah's Part D claims, 2024
- Antipsychotics, patients 65 and over26%77 of 298 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: 1812024: 24133%
Drugs named by CMS: 12 in 2024, 11 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. Daniel Tonye Mamah scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Mamah for performance year 2024, reported as part of a group. Dr. Mamah accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mamah as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Mamah's MIPS scores, performance year 2024
- 84of 100Final score
- 71.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Dr. Daniel Tonye Mamah'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)Clinician Public Reporting: Overall MIPS Performance (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. Daniel Tonye Mamah
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What is Dr. Daniel Tonye Mamah's NPI number?
Dr. Daniel Tonye Mamah's NPI number is 1104842418. It was assigned on July 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Tonye Mamah?
Dr. Daniel Tonye Mamah is a psychiatrist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Daniel Tonye Mamah practice?
Dr. Mamah practices at 4444 Forest Park Ave, Saint Louis, MO 63108. Dr. Mamah's primary practice is Washington University School of Medicine in Saint Louis, Missouri. Dmand AI also links Dr. Mamah to 1 group practice or clinic and 1 therapy and rehab clinic.
What is Dr. Daniel Tonye Mamah's office phone number?
The practice phone on file for Dr. Mamah is (314) 445-7757.
What is Dr. Daniel Tonye Mamah's medical license number?
Dr. Mamah holds Missouri license 2005025715.
What medical group is Dr. Daniel Tonye Mamah part of?
Dr. Mamah is linked to WashU Medicine Psychiatry.
Does Dr. Daniel Tonye Mamah accept Medicare?
Yes. CMS data shows Dr. Mamah billed Medicare for 43 services in 2020, and Dr. Mamah accepts Medicare assignment.
Does Dr. Daniel Tonye Mamah offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mamah as offering telehealth services.
What is Dr. Daniel Tonye Mamah's MIPS score?
Dr. Mamah's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
What services does Dr. Daniel Tonye Mamah bill to Medicare?
In 2020, Dr. Mamah's most billed Medicare services were office visit, established patient (99213).
What drugs does Dr. Daniel Tonye Mamah prescribe most?
In 2024 Medicare Part D data, Dr. Mamah's most prescribed drugs by claims were Olanzapine, Quetiapine Fumarate and Bupropion XL.
How long has Dr. Daniel Tonye Mamah been practicing?
Dr. Mamah graduated from medical school in 1998, 28 years ago.
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