Mary Dennis, AGACNP-BC
NPI 1417423369 · Nurse Practitioner · Kalamazoo, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Dennis, AGACNP-BC is a Nurse Practitioner provider in Kalamazoo, MI (NPI 1417423369).
Provider details
- NPI number
- 1417423369
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AGACNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- AP140290 (TX)
Specialties & taxonomies
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 tenure28% of score
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,865 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 428 | $92 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 410 | $92 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 252 | $64 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 203 | $64 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 171 | $54 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 159 | 30 |
| Sertraline Hcl | 132 | 46 |
| Tramadol Hcl | 113 | 30 |
| Lorazepam | 94 | 22 |
| Gabapentin | 87 | 34 |
| Oxycodone Hcl | 78 | 27 |
| Levothyroxine Sodium |
Practice location
Mailing address
Additional practice locations (2)
- 100 Michigan St NeGrand Rapids, MI 49503-2560Phone: (866) 959-7999
- 1840 Wealthy St SeGrand Rapids, MI 49506-2921Phone: (616) 774-7444
Registry dates
- Enumerated
- 2018-10-18
- Last updated
- 2022-03-02
- Certified
- 2022-03-02
Frequently asked questions
- What is Mary Dennis's NPI number?
- Mary Dennis's National Provider Identifier (NPI) is 1417423369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Dennis's specialty?
- Mary Dennis is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Dennis located?
- Mary Dennis's practice location on file with NPPES is 1521 Gull Rd, Kalamazoo, MI 49048-1640.
- What is Mary Dennis's phone number?
- The practice phone number listed in the NPPES registry for Mary Dennis is (629) 226-7000.
- Does Mary Dennis accept Medicare?
- Mary Dennis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Dennis's NPI active?
- Yes — Mary Dennis's NPI (1417423369) is active in the NPPES registry as of the last update on 2022-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.