Chandrasekharan Krishnan, M.D.
Glaucoma Specialist (Ophthalmology) Physician · Boston, MA
Chandrasekharan Krishnan, M.D. is a glaucoma specialist (ophthalmology) physician with a practice address in Boston, Massachusetts, and NPI 1548225139, issued on Apr 18, 2006. Check the license (Massachusetts 225169, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Chandrasekharan Krishnan
- Credential
- M.D.
- Primary taxonomy
- Glaucoma Specialist (Ophthalmology) Physician 207WX0009X
- License number
- 225169 MA
Self-reported in NPPES; status is on the state search - Practice location
- 800 Washington St # 450, Boston, MA 02111
- Phone
- (617) 636-1183
- Enumerated
- Apr 18, 2006
- Record last updated
- Jun 27, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050927000898); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 2000
- Entity
- Type 1 · individual
8 nearest glaucoma specialist (ophthalmology) physician records → All 13 in Massachusetts → Look up another NPI →
Also registered at 800 Washington St # 450
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aseef Ahmed, DOGlaucoma Specialist (Ophthalmology) Physician1649769233
- Alicia CasellaOphthalmology Physician1386347383
- Catherine Choi, M.D.Ophthalmology Physician1235428178
- Huan Mills, MDOphthalmology Physician1649633215
- Lisa Oconnell, RDOOptician1316717572
- A Karim Sleiman, MDOphthalmology Physician1457888604
Verify Chandrasekharan Krishnan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 225169Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% more Medicare Part D claims than the average glaucoma specialist (ophthalmology) physician in 2024
4,030 Medicare Part D claims for 757 beneficiaries, against an average of 3,060 among the 430 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.
Most prescribed
- Latanoprost1,170 claims
- Dorzolamide-Timolol651 claims
- Brimonidine Tartrate423 claims
- Timolol Maleate416 claims
- Prednisolone Acetate256 claims
- Dorzolamide Hcl151 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.
Bills Medicare through one group practice
- Pratt Ophthalmology Associates IncCambridge, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chandrasekharan Krishnan among 13 glaucoma specialist (ophthalmology) physician records in Massachusetts
Chandrasekharan Krishnan, M.D. is one of 13 glaucoma specialist (ophthalmology) physician records with a practice address in Massachusetts. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 54% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2000 · median 2008 among the 11 with a school on file
- Record last updated2017 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0009X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Glaucoma Specialist (Ophthalmology) Physician providers in Massachusetts
There are 13 glaucoma specialist (ophthalmology) physician records in Massachusetts.
All 13 in Massachusetts → Every provider in Boston → Glaucoma Specialist (Ophthalmology) Physician nationwide →
The 8 glaucoma specialist (ophthalmology) physician records with the nearest ZIP codes
- Aseef Ahmed, DOBoston, MA 021111649769233
- Deidrya Jackson, MD MPHBoston, MA 021111649658931
- Cynthia Mattox, M.D.Boston, MA 021111194780825
- Sarwat Salim, MDBoston, MA 021111114999471
- Michael Giovingo, M.D.Boston, MA 021141962668624
- Courtney Ondeck, M.D.Boston, MA 021141609213719
- Michelle Huynh, MDBoston, MA 021161003497686
- Michael Cooper, M.D.Burlington, MA 018051881786739
Common questions
What is Chandrasekharan Krishnan, M.D.'s NPI number?
Chandrasekharan Krishnan, M.D.'s National Provider Identifier (NPI) is 1548225139, issued on Apr 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Chandrasekharan Krishnan, M.D. located?
The NPPES record lists a practice address at 800 Washington St # 450, Boston, MA, 02111. Phone: (617) 636-1183. Providers update this record themselves, so call before visiting.
How can I verify Chandrasekharan Krishnan, M.D.'s license?
NPPES lists Massachusetts license number 225169, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chandrasekharan Krishnan, M.D. prescribe under Medicare Part D?
In 2024, Chandrasekharan Krishnan, M.D. had 4,030 Medicare Part D claims for 757 beneficiaries; the average among glaucoma specialist (ophthalmology) physician prescribers was 3,060. 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.