Emily Mammenga, MD
NPI 1245810217 · Psychiatry Physician · Flagstaff, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emily Mammenga, MD is a Psychiatry Physician provider in Flagstaff, AZ (NPI 1245810217).
Provider details
- NPI number
- 1245810217
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 74559 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Escitalopram Oxalate | 85 | 13 |
| Mirtazapine | 83 | 16 |
| Quetiapine Fumarate | 79 | — |
| Lorazepam | 62 | — |
| Trazodone Hcl | 59 | — |
| Aripiprazole | 49 | — |
| Gabapentin | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$53 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-13
- Last updated
- 2025-08-12
- Certified
- 2025-08-12
Frequently asked questions
- What is Emily Mammenga's NPI number?
- Emily Mammenga's National Provider Identifier (NPI) is 1245810217, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emily Mammenga's specialty?
- Emily Mammenga is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Emily Mammenga located?
- Emily Mammenga's practice location on file with NPPES is 1895 N Jasper Dr Ste 3, Flagstaff, AZ 86001-1632.
- What is Emily Mammenga's phone number?
- The practice phone number listed in the NPPES registry for Emily Mammenga is (289) 138-8009.
- Does Emily Mammenga accept Medicare?
- Emily Mammenga is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emily Mammenga's NPI active?
- Yes — Emily Mammenga's NPI (1245810217) is active in the NPPES registry as of the last update on 2025-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.