Alex Mammen, MD
NPI 1508055898 · Ophthalmology Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alex Mammen, MD is a Ophthalmology Physician provider in Pittsburgh, PA (NPI 1508055898).
Provider details
- NPI number
- 1508055898
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD442263 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 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
630 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 260 | $86 |
| Bacterial Culture, Any Other Source Except Urine, Blood Or Stool, Aerobic87070 | 48 | $8 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 46 | $39 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 41 | $122 |
| Evaluation of Antimicrobial Drug (antibiotic, Antifungal, Antiviral), Microdilution Or Agar Dilution87186 | 36 | $8 |
| Closure of Tear Duct Opening Using Plug68761 | 30 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 383 | 161 |
| Moxifloxacin Hclbrand: Moxifloxacin | 286 | 103 |
| Erythromycin Basebrand: Erythromycin | 275 | 92 |
| Fluorometholone | 121 | 53 |
| Latanoprost | 109 | 24 |
| Bacitracin/Polymyxin B Sulfatebrand: Bacitracin-Polymyxin | 101 | 35 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 95 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-10-23
- Last updated
- 2011-09-02
Frequently asked questions
- What is Alex Mammen's NPI number?
- Alex Mammen's National Provider Identifier (NPI) is 1508055898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alex Mammen's specialty?
- Alex Mammen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Alex Mammen located?
- Alex Mammen's practice location on file with NPPES is 203 Lothrop St, Pittsburgh, PA 15213-2548.
- What is Alex Mammen's phone number?
- The practice phone number listed in the NPPES registry for Alex Mammen is (412) 647-2200.
- Does Alex Mammen accept Medicare?
- Alex Mammen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alex Mammen's NPI active?
- Yes — Alex Mammen's NPI (1508055898) is active in the NPPES registry as of the last update on 2011-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.