Mary Shamoun, FNP-BC, RN
NPI 1932657632 · Family Nurse Practitioner · Detroit, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Shamoun, FNP-BC, RN is a Family Nurse Practitioner provider in Detroit, MI (NPI 1932657632).
Provider details
- NPI number
- 1932657632
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC, RN
- Sex
- Female
- Sole proprietor
- No
- License
- 4704285532 (MI)
Specialties & taxonomies
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
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
30 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 16 | $83 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 14 | $115 |
Typical Medicare-allowed amounts for these services range $83–$115 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 64 | 53 |
| Gabapentin | 28 | 24 |
| Diazepam | 27 | 27 |
| Methocarbamol | 25 | 22 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 19 | 14 |
| Pregabalin | 11 | — |
| Oxycodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-09-12
- Last updated
- 2025-10-31
- Certified
- 2025-10-31
Frequently asked questions
- What is Mary Shamoun's NPI number?
- Mary Shamoun's National Provider Identifier (NPI) is 1932657632, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Shamoun's specialty?
- Mary Shamoun is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Shamoun located?
- Mary Shamoun's practice location on file with NPPES is 2799 W Grand Blvd, Detroit, MI 48202-2608.
- What is Mary Shamoun's phone number?
- The practice phone number listed in the NPPES registry for Mary Shamoun is (313) 916-2241.
- Does Mary Shamoun accept Medicare?
- Mary Shamoun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Shamoun's NPI active?
- Yes — Mary Shamoun's NPI (1932657632) is active in the NPPES registry as of the last update on 2025-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.