Betty Bet-Ling Ng, MD
Obstetrics & Gynecology Physician · Chestnut Hill, MA
Betty Bet-Ling Ng, MD is an obstetrics & gynecology physician with a practice address in Chestnut Hill, Massachusetts, and NPI 1669438040, issued on Apr 25, 2006. Check the license (Massachusetts 57333, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Betty Bet-Ling Ng
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 57333 MA
Self-reported in NPPES; status is on the state search - Practice location
- 850 Boylston Street, Chestnut Hill, MA 02467
- Phone
- (617) 732-9822
- Enumerated
- Apr 25, 2006
- Record last updated
- Jul 13, 2026
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,127 in Massachusetts → Look up another NPI →
Also registered at 850 Boylston Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Charles Brown, MDOrthopaedic Surgery Physician1689631988
- Mary Brown, MD MPHInternal Medicine Physician1548227853
- Nina Cotran, M.D.Internal Medicine Physician1104883321
- Jonathan Einbinder, MD MPHInternal Medicine Physician1043377435
- Sandy Falk, MDObstetrics & Gynecology Physician1083624860
- Margaret Frey, PT, DPTPhysical Therapist1609236579
Verify Betty Bet-Ling Ng in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 57333Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
86 Medicare Part D claims for 37 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Estradiol30 claims
- Premarin16 claims
- Yuvafem15 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.
Betty Bet-Ling Ng among 1,127 obstetrics & gynecology physician records in Massachusetts
Betty Bet-Ling Ng, MD is one of 1,127 obstetrics & gynecology physician records with a practice address in Massachusetts. 73% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 50% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2026 · 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 207V00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
27 obstetrics & gynecology physician records list a practice address in Chestnut Hill
They are 27 of the 772 NPPES records with a practice address in Chestnut Hill, and 1,127 obstetrics & gynecology physician records in Massachusetts.
All 1,127 in Massachusetts → Every provider in Chestnut Hill → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Mari-Kim Bunnell, MDChestnut Hill, MA 024671205892361
- Thomas Connolly, MDChestnut Hill, MA 024671972587871
- Sandy Falk, MDChestnut Hill, MA 024671083624860
- Karen Girard, MDChestnut Hill, MA 024671457315616
- Lalita Haines, MDChestnut Hill, MA 024671841275856
- Diane Kaufman, M.D.Chestnut Hill, MA 024671689687097
- Paula Kolbas, MDChestnut Hill, MA 024671457317299
- Lisa Lampert, MDChestnut Hill, MA 024671114983277
Common questions
What is Betty Bet-Ling Ng, MD's NPI number?
Betty Bet-Ling Ng, MD's National Provider Identifier (NPI) is 1669438040, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Betty Bet-Ling Ng, MD located?
The NPPES record lists a practice address at 850 Boylston Street, Chestnut Hill, MA, 02467. Phone: (617) 732-9822. Providers update this record themselves, so call before visiting.
How can I verify Betty Bet-Ling Ng, MD's license?
NPPES lists Massachusetts license number 57333, 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 Betty Bet-Ling Ng, MD prescribe under Medicare Part D?
In 2024, Betty Bet-Ling Ng, MD had 86 Medicare Part D claims for 37 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.