Nan Ambrosy, DNP, ARNP
NPI 1144325648 · Psychiatric/Mental Health Nurse Practitioner · Des Moines, IA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nan Ambrosy, DNP, ARNP is a Psychiatric/Mental Health Nurse Practitioner provider in Des Moines, IA (NPI 1144325648).
Provider details
- NPI number
- 1144325648
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- G128919 (IA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
363 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 145 | $95 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 76 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 | $76 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 37 | $13 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 294 | 64 |
| Escitalopram Oxalate | 294 | 47 |
| Buspirone Hcl | 221 | 38 |
| Bupropion Hclbrand: Bupropion Xl | 206 | 40 |
| Fluoxetine Hcl | 172 | 26 |
| Quetiapine Fumarate | 170 | 24 |
| Lorazepam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$930 across 55 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
Additional practice locations (4)
- 4435 E Chandler Blvd Ste 200Phoenix, AZ 85048-7651Phone: (833) 351-8255
- 8101 College Blvd Ste 100Overland Park, KS 66210-2671Phone: (833) 351-8255
- 12020 Shamrock Plz Ste 200Omaha, NE 68154-3537Phone: (833) 351-8255
- 109 W 27th St Rm 5sNew York, NY 10001-6208Phone: (833) 351-8255
Registry dates
- Enumerated
- 2006-09-13
- Last updated
- 2026-04-07
- Certified
- 2026-04-07
Frequently asked questions
- What is Nan Ambrosy's NPI number?
- Nan Ambrosy's National Provider Identifier (NPI) is 1144325648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nan Ambrosy's specialty?
- Nan Ambrosy is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Nan Ambrosy located?
- Nan Ambrosy's practice location on file with NPPES is 6500 University Ave Ste 200, Des Moines, IA 50324-1663.
- What is Nan Ambrosy's phone number?
- The practice phone number listed in the NPPES registry for Nan Ambrosy is (833) 351-8255.
- Does Nan Ambrosy accept Medicare?
- Nan Ambrosy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nan Ambrosy's NPI active?
- Yes — Nan Ambrosy's NPI (1144325648) is active in the NPPES registry as of the last update on 2026-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.