NPPES file of Aug 9, 2026

Sven-Christian Carlsson, OD

Optometrist · Quincy, MA

Sven-Christian Carlsson, OD is an optometrist with a practice address in Quincy, Massachusetts, and NPI 1891008397, issued on Jul 26, 2010. Check the license (Massachusetts 4851, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1891008397
Name
Sven-Christian Carlsson
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License numbers
4851 MA
OEG002334 PA
Self-reported in NPPES; status is on the state search
Practice location
1250 Hancock St, Quincy, MA 02169
Phone
(617) 774-0780
Enumerated
Jul 26, 2010
Record last updated
Feb 4, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(617) 774-0795
Medicare enrollment
Enrolled (PECOS I20111109000034); accepts Medicare assignment
Medical or professional school
New England College Of Optometry, 2010
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1250 Hancock St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Harmony Abejuela, M.D.Psychiatry Physician1316259492
  2. Gigi Anchan, M.D.Pediatrics Physician1346225208
  3. Eric Anderson, M.D.Pediatrics Physician1205812443
  4. Mirza Baig, MDInternal Medicine Physician1780683276
  5. Marianne Balsamo, RNCSAdult Psychiatric/Mental Health Registered Nurse1043261274
  6. Molly Barrett, DDSDentist1407135577

Verify Sven-Christian Carlsson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 4851
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Massachusetts license search

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43% fewer Medicare Part D claims than the average optometrist in 2024

157 Medicare Part D claims for 88 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.

  1. Sven-Christian Carlsson157
  2. Specialty average277

Most prescribed

  1. Latanoprost69 claims
  2. Neomycin-Polymyxin-Dexameth35 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

  1. Atrius Health IncQuincy, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sven-Christian Carlsson among 1,501 optometrist records in Massachusetts

Sven-Christian Carlsson, OD is one of 1,501 optometrist records with a practice address in Massachusetts. 66% 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 59% of them.

  • NPI issued2010 · 59% of these records are older, 39% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2010 · median 2008 among the 933 with a school on file
  • Record last updated2021 · 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 152W00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Massachusetts

There are 1,501 optometrist records in Massachusetts.

The 8 optometrist records with the nearest ZIP codes

  1. Rasha Alawar El Rachmani, O.D.Quincy, MA 021691851624530
  2. Lester Brackley, ODQuincy, MA 021691083651137
  3. Kathleen Cleary, O.D.Quincy, MA 021691972586022
  4. Katherine Coffey, ODQuincy, MA 021691679617104
  5. Han Dong, O.D.Quincy, MA 021691912010463
  6. Randy Gunia, O.D.Quincy, MA 021691164526844
  7. James Hahn, D.OQuincy, MA 021691194881052
  8. Rodney Immerman, O.D.Quincy, MA 021691528055068

Common questions

What is Sven-Christian Carlsson, OD's NPI number?

Sven-Christian Carlsson, OD's National Provider Identifier (NPI) is 1891008397, issued on Jul 26, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Sven-Christian Carlsson, OD located?

The NPPES record lists a practice address at 1250 Hancock St, Quincy, MA, 02169. Phone: (617) 774-0780. Providers update this record themselves, so call before visiting.

How can I verify Sven-Christian Carlsson, OD's license?

NPPES lists Massachusetts license number 4851, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Sven-Christian Carlsson, OD prescribe under Medicare Part D?

In 2024, Sven-Christian Carlsson, OD had 157 Medicare Part D claims for 88 beneficiaries; the average among optometrist prescribers was 277. 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.