James Salwyn Henning, M.D., MHCDS
Anesthesiology Physician · Osterville, MA
James Salwyn Henning, M.D., MHCDS is an anesthesiology physician with a practice address in Osterville, Massachusetts, and NPI 1598835902, issued on Nov 9, 2006. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- James Salwyn Henning
- Credential
- M.D., MHCDS
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- A25982 CA
Self-reported in NPPES; status is on the state search - Practice location
- 113 Pond St, Osterville, MA 02655
- Phone
- (650) 269-5666
- Enumerated
- Nov 9, 2006
- Record last updated
- Oct 18, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (774) 521-3424
- Medicaid ID
- GR0042170 CA
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,089 in Massachusetts → Look up another NPI →
Verify James Salwyn Henning in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck 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 anesthesiology physician in 2024
13 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D.
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.
James Salwyn Henning among 2,089 anesthesiology physician records in Massachusetts
James Salwyn Henning, M.D., MHCDS is one of 2,089 anesthesiology 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 18% of them.
- NPI issued2006 · 18% of these records are older, 59% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 71% of these records are
- Record last updated2018 · 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 207L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 anesthesiology physician record lists a practice address in Osterville
They are 1 of the 45 NPPES records with a practice address in Osterville, and 2,089 anesthesiology physician records in Massachusetts.
All 2,089 in Massachusetts → Every provider in Osterville → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Elizabeth Holby, MDFall River, MA 027021891795720
- Neelima Alluri, M.D.Attleboro, MA 027031033110952
- Uttara Bhimani, M.D.Attleboro, MA 027031164423091
- Mohammed Chaudary, M.D.Attleboro, MA 027031164770400
- Maher El Khatib, MDAttleboro, MA 027031194716829
- Dipak Kumar, M.D.Attleboro, MA 027031760671713
- Mark Lebovits, M.D.Attleboro, MA 027031164469714
- Shari Lurie, M.D.Attleboro, MA 027031154368702
Common questions
What is James Salwyn Henning, M.D., MHCDS's NPI number?
James Salwyn Henning, M.D., MHCDS's National Provider Identifier (NPI) is 1598835902, issued on Nov 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Salwyn Henning, M.D., MHCDS located?
The NPPES record lists a practice address at 113 Pond St, Osterville, MA, 02655. Phone: (650) 269-5666. Providers update this record themselves, so call before visiting.
How can I verify James Salwyn Henning, M.D., MHCDS's license?
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 James Salwyn Henning, M.D., MHCDS prescribe under Medicare Part D?
In 2024, James Salwyn Henning, M.D., MHCDS had 13 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.