Katherine Pennington Klein, D.M.D., M.S.
Orthodontics and Dentofacial Orthopedics Dentistry · Boston, MA
Katherine Pennington Klein, D.M.D., M.S. is an orthodontics and dentofacial orthopedics dentistry with a practice address in Boston, Massachusetts, and NPI 1750362414, issued on Nov 9, 2005. Check the license (Massachusetts DN1855626, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Pennington Klein
- Credential
- D.M.D., M.S.
- Primary taxonomy
- Orthodontics and Dentofacial Orthopedics Dentistry 1223X0400X
- License number
- DN1855626 MA
Self-reported in NPPES; status is on the state search - Practice location
- 165 Cambridge St, Boston, MA 02114
- Phone
- (617) 726-1076
- Enumerated
- Nov 9, 2005
- Record last updated
- Sep 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (617) 724-6681
- Entity
- Type 1 · individual
8 nearest orthodontics and dentofacial orthopedics dentistry records → All 444 in Massachusetts → Look up another NPI →
Also registered at 165 Cambridge St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- May Al-Khudhairy, B.D.SDentist1417104126
- Samantha BalesInternal Medicine Physician1609463652
- Anne Barbara, R.D., LDNRegistered Dietitian1659562494
- Mary Bates, RNAmbulatory Care Registered Nurse1003207549
- Thomas Brady, MDNuclear Medicine Physician1003898743
- Richard BrandoliniFamily Nurse Practitioner1104241884
Verify Katherine Pennington Klein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license DN1855626Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $342.81
10 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, Inc. The 7,622 providers of this specialty with any payment received $1,641.73 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.
Katherine Pennington Klein among 444 orthodontics and dentofacial orthopedics dentistry records in Massachusetts
Katherine Pennington Klein, D.M.D., M.S. is one of 444 orthodontics and dentofacial orthopedics dentistry records with a practice address in Massachusetts. 49% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 97% newer
- In a Medicare fileYes · 49% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2021 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223X0400X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthodontics and Dentofacial Orthopedics Dentistry providers in Massachusetts
There are 444 orthodontics and dentofacial orthopedics dentistry records in Massachusetts.
All 444 in Massachusetts → Every provider in Boston → Orthodontics and Dentofacial Orthopedics Dentistry nationwide →
The 8 orthodontics and dentofacial orthopedics dentistry records with the nearest ZIP codes
- Anthea Resnick, D.M.D.Boston, MA 021141669692422
- Marc Ackerman, D.M.D.Boston, MA 021151790982593
- Salem Al-Qabandi, DMDBoston, MA 021151518129519
- Fiorella BellidoBoston, MA 021151144555640
- Adele Bronkhorst, BCHD, MDENT (ORTHO)Boston, MA 021151073814091
- Bahram Ghassemi, DMDBoston, MA 021151356351696
- Negin Katebi, D.D.SBoston, MA 021151770916728
- Daniel Kennedy, B..D.S., D.CLIN.DENTBoston, MA 021151518267178
Common questions
What is Katherine Pennington Klein, D.M.D., M.S.'s NPI number?
Katherine Pennington Klein, D.M.D., M.S.'s National Provider Identifier (NPI) is 1750362414, issued on Nov 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Pennington Klein, D.M.D., M.S. located?
The NPPES record lists a practice address at 165 Cambridge St, Boston, MA, 02114. Phone: (617) 726-1076. Providers update this record themselves, so call before visiting.
How can I verify Katherine Pennington Klein, D.M.D., M.S.'s license?
NPPES lists Massachusetts license number DN1855626, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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.