Valliammai Muthappan, MD.
Ophthalmology Physician · Murrysville, PA
Valliammai Muthappan, MD. is an ophthalmology physician with a practice address in Murrysville, Pennsylvania, and NPI 1427370675, issued on Feb 15, 2010. Check the license (Pennsylvania MD443772, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Valliammai Muthappan
- Credential
- MD.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- MD443772 PA
Self-reported in NPPES; status is on the state search - Practice location
- 4750 Old William Penn Hwy, Murrysville, PA 15668
- Phone
- (724) 617-2020
- Enumerated
- Feb 15, 2010
- Record last updated
- Nov 29, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (724) 453-4108
- Medicare enrollment
- Enrolled (PECOS I20140723000171); accepts Medicare assignment
- Medical or professional school
- Washington University School Of Medicine, 2009
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 1,088 in Pennsylvania → Look up another NPI →
Also registered at 4750 Old William Penn Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Newell, D.M.D.Orthodontics and Dentofacial Orthopedics Dentistry1043355316
Verify Valliammai Muthappan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD443772Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average ophthalmology physician in 2024
499 Medicare Part D claims for 162 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 37% of claims.
Most prescribed
- Prednisolone Acetate159 claims
- Ketorolac Tromethamine97 claims
- Ofloxacin96 claims
- Valacyclovir20 claims
- Fluorometholone19 claims
- Amlodipine Besylate12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $15.70
1 payment: food and beverage; the largest payer was Sight Sciences, Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Valliammai Muthappan among 1,088 ophthalmology physician records in Pennsylvania
Valliammai Muthappan, MD. is one of 1,088 ophthalmology physician records with a practice address in Pennsylvania. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 72% of them.
- NPI issued2010 · 72% of these records are older, 26% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2009 · median 2000 among the 734 with a school on file
- Record last updated2017 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Pennsylvania
There are 1,088 ophthalmology physician records in Pennsylvania.
All 1,088 in Pennsylvania → Every provider in Murrysville → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Patrick Lally, MDLatrobe, PA 156501447253331
- Michael Vittone, MDLatrobe, PA 156501104879238
- Ronald Vittone, MDLatrobe, PA 156501316918477
- Miroya Monsour, M.D.Jeannette, PA 156441639132939
- Thomas TrevorrowIndiana, PA 157011427040567
- Rinku Dutt, MDGreensburg, PA 156011841277555
- H Hartman, MDGreensburg, PA 156011063592723
- Lea Ann Lope, D.O.Greensburg, PA 156011265603849
Common questions
What is Valliammai Muthappan, MD.'s NPI number?
Valliammai Muthappan, MD.'s National Provider Identifier (NPI) is 1427370675, issued on Feb 15, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Valliammai Muthappan, MD. located?
The NPPES record lists a practice address at 4750 Old William Penn Hwy, Murrysville, PA, 15668. Phone: (724) 617-2020. Providers update this record themselves, so call before visiting.
How can I verify Valliammai Muthappan, MD.'s license?
NPPES lists Pennsylvania license number MD443772, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Valliammai Muthappan, MD. prescribe under Medicare Part D?
In 2024, Valliammai Muthappan, MD. had 499 Medicare Part D claims for 162 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.