Doctor profile · Federal record

Dr. Alex Mammen, MD

Ophthalmology Physician (CMS: Ophthalmology) · Pittsburgh, PA

  • NPI 1508055898
  • Accepts Medicare
  • MIPS 77.5 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
203 Lothrop St, Eei 7Th Floor
Pittsburgh, PA 152132548
(412) 647-2200
fax (412) 647-9607
Mailing address
200 Lothrop St, Forbes Tower Room 9055
Pittsburgh, PA 152132536

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
September 2, 2011
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Pennsylvania #MD442263
Medicaid
PA #102604990

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508055898. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
359
Distinct HCPCS
7
Medicare allowed
$46,011
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 201 108 $87
99214 Established patient office or other outpatient visit, 30-39 minutes 38 35 $123
92136 Measurement of corneal curvature and depth of eye 34 26 $39
68761 Closure of tear duct opening using plug 33 22 $159
66984 Removal of cataract with insertion of prosthetic lens 26 18 $528
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $103
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $161

In context: peer comparison

Among 36 peers in Pittsburgh Ophthalmology Physician, average services per provider: 352. This provider delivers 1.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,367
Patients
563
Total drug cost
$45,879
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 319 161 $14,812
Moxifloxacin (Moxifloxacin Hcl) Brand 191 68 $5,991
Erythromycin (Erythromycin Base) Brand 185 64 $3,357
Fluorometholone Generic 132 57 $11,671
Timolol Maleate Generic 95 35 $976
Latanoprost Generic 91 20 $945
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 64 20 $1,257
Valacyclovir (Valacyclovir Hcl) Brand 62 21 $3,154
Brimonidine Tartrate Generic 40 17 $365
Ketorolac Tromethamine Generic 38 31 $801

Frequently asked questions

Auto-generated from federal data
What is Dr. Alex Mammen's medical specialty?
Dr. Alex Mammen practices Ophthalmology Physician in Pittsburgh, PA.
Where does Dr. Alex Mammen practice?
Dr. Alex Mammen practices at 203 Lothrop St, Pittsburgh, PA 152132548. Office phone: 4126472200.
What is Dr. Alex Mammen's NPI?
Dr. Alex Mammen's National Provider Identifier (NPI) is 1508055898, issued by NPPES.
Does Dr. Alex Mammen accept Medicare assignment?
Yes. Dr. Alex Mammen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alex Mammen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Measurement of corneal curvature and depth of eye (HCPCS 92136). Source: CMS Medicare Physician & Other Practitioners file.