Cristiana Geny Pieroni, MD
Ophthalmology Physician · New York, NY
Cristiana Geny Pieroni, MD is an ophthalmology physician with a practice address in New York, New York, and NPI 1861525313, issued on Mar 13, 2007. Check the license (New York 235221, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Cristiana Geny Pieroni
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 235221 NY
Self-reported in NPPES; status is on the state search - Practice location
- 20 W 13TH St, New York, NY 10011
- Phone
- (212) 604-9800
- Enumerated
- Mar 13, 2007
- Record last updated
- Oct 7, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (212) 242-4757
- Medicare enrollment
- Enrolled (PECOS I20051107000663); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 1,822 in New York → Look up another NPI →
Also registered at 20 W 13TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Thomas Bernik, M.D.Vascular Surgery Physician1366486441
- Susan Gelman, MDOphthalmology Physician1700010022
- John Khadem, M.D., M.P.H.Ophthalmology Physician1477530012
Verify Cristiana Geny Pieroni in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 235221Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average ophthalmology physician in 2024
53 Medicare Part D claims for 24 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 32% of claims.
Most prescribed
- Latanoprost19 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: $238.88
4 payments; by number, the most common kind was food and beverage; the largest payer was Apellis Pharmaceuticals, 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.
Bills Medicare through one group practice
- Associated Retina Specialist PLLCNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cristiana Geny Pieroni among 1,822 ophthalmology physician records in New York
Cristiana Geny Pieroni, MD is one of 1,822 ophthalmology physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 66% of them.
- NPI issued2007 · 66% of these records are older, 26% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2001 · median 1995 among the 1,215 with a school on file
- Record last updated2020 · 71% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in New York
There are 1,822 ophthalmology physician records in New York.
All 1,822 in New York → Every provider in New York → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Robert D'Amico, MDNew York, NY 100111912015231
- Susan Gelman, MDNew York, NY 100111700010022
- John Khadem, M.D., M.P.H.New York, NY 100111477530012
- Anne Marie McVeigh, MDNew York, NY 100111053418103
- Maureen Relland, MDNew York, NY 100111972611242
- Manoucher Shakib, M.D., PH.D.New York, NY 100111881756757
- Priya SorabNew York, NY 100111346826625
- Adel Batri, MDNew York, NY 100101952397614
Common questions
What is Cristiana Geny Pieroni, MD's NPI number?
Cristiana Geny Pieroni, MD's National Provider Identifier (NPI) is 1861525313, issued on Mar 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Cristiana Geny Pieroni, MD located?
The NPPES record lists a practice address at 20 W 13TH St, New York, NY, 10011. Phone: (212) 604-9800. Providers update this record themselves, so call before visiting.
How can I verify Cristiana Geny Pieroni, MD's license?
NPPES lists New York license number 235221, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Cristiana Geny Pieroni, MD prescribe under Medicare Part D?
In 2024, Cristiana Geny Pieroni, MD had 53 Medicare Part D claims for 24 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.