Samer Mossallam, DO
NPI 1578545638 · Obstetrics & Gynecology Physician · Monroe, MI
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samer Mossallam, DO is a Obstetrics & Gynecology Physician provider in Monroe, MI (NPI 1578545638).
Provider details
- NPI number
- 1578545638
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 5101012934 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
157 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 78 | $86 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 47 | $37 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 32 | $41 |
Typical Medicare-allowed amounts for these services range $37–$86 (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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 49 | 28 |
| Estradiolbrand: Dotti | 22 | — |
| Clobetasol Propionate | 21 | 12 |
| Fesoterodine Fumaratebrand: Fesoterodine Fumarate Er | 20 | — |
| Estradiolbrand: Estradiol (twice Weekly) | 14 | — |
| Escitalopram Oxalate | 13 | — |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$219 across 9 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 (1)
- 5450 Fort StTrenton, MI 48183-4601Phone: (734) 671-3877
Registry dates
- Enumerated
- 2005-11-15
- Last updated
- 2025-10-01
- Certified
- 2025-10-01
Frequently asked questions
- What is Samer Mossallam's NPI number?
- Samer Mossallam's National Provider Identifier (NPI) is 1578545638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samer Mossallam's specialty?
- Samer Mossallam is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Samer Mossallam located?
- Samer Mossallam's practice location on file with NPPES is 1046 N Monroe St, Monroe, MI 48162-3113.
- What is Samer Mossallam's phone number?
- The practice phone number listed in the NPPES registry for Samer Mossallam is (734) 457-9034.
- Does Samer Mossallam accept Medicare?
- Samer Mossallam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samer Mossallam's NPI active?
- Yes — Samer Mossallam's NPI (1578545638) is active in the NPPES registry as of the last update on 2025-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.