Barbara Spivak, MD
Internal Medicine Physician · Watertown, MA
Barbara Spivak, MD is an internal medicine physician with a practice address in Watertown, Massachusetts, and NPI 1952301251, issued on Jul 28, 2005. Check the license (Massachusetts 42733, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Barbara Spivak
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 42733 MA
Self-reported in NPPES; status is on the state search - Practice location
- 480 Pleasant St Ste A300, Watertown, MA 02472
- Phone
- (617) 926-9000
- Enumerated
- Jul 28, 2005
- Record last updated
- Mar 31, 2025
- Fax
- (617) 926-7053
- Medicaid IDs
- 110038373A MA
2071231 MA - Medicare enrollment
- Enrolled (PECOS I20040526000263); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 1976
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 480 Pleasant St Ste A300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Margaret Layo, APRN FNP-BCFamily Nurse Practitioner1184225401
- Marcine Logue, NPFamily Nurse Practitioner1174581029
Verify Barbara Spivak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 42733Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% more Medicare Part D claims than the average internal medicine physician in 2024
5,095 Medicare Part D claims for 338 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 148 claims were for opioids.
Most prescribed
- Atorvastatin Calcium395 claims
- Lisinopril318 claims
- Amlodipine Besylate255 claims
- Simvastatin204 claims
- Lorazepam203 claims
- Metoprolol Succinate203 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.
Industry payments in 2024: $61.55
2 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through one group practice
- Mount Auburn Professional Services IncWatertown, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Barbara Spivak among 6,825 internal medicine physician records in Massachusetts
Barbara Spivak, MD is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% 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, 88% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1976 · median 2004 among the 4,103 with a school on file
- Record last updated2025 · 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 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
28 internal medicine physician records list a practice address in Watertown
They are 28 of the 873 NPPES records with a practice address in Watertown, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Watertown → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mark Bauer, M.D.Watertown, MA 024721487625307
- David Cancian, MDWatertown, MA 024721962496539
- Andrew Cutler, MDWatertown, MA 024721437159720
- Paul Fergus, MDWatertown, MA 024721356336200
- Richard Galgano, D.O.Watertown, MA 024721225003569
- Paul Kasuba, MDWatertown, MA 024721851389969
- Robert Kelleher, MDWatertown, MA 024721891761714
- Joo Kim, M.D.Watertown, MA 024721497724173
Common questions
What is Barbara Spivak, MD's NPI number?
Barbara Spivak, MD's National Provider Identifier (NPI) is 1952301251, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Barbara Spivak, MD located?
The NPPES record lists a practice address at 480 Pleasant St Ste A300, Watertown, MA, 02472. Phone: (617) 926-9000. Providers update this record themselves, so call before visiting.
How can I verify Barbara Spivak, MD's license?
NPPES lists Massachusetts license number 42733, 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 Barbara Spivak, MD prescribe under Medicare Part D?
In 2024, Barbara Spivak, MD had 5,095 Medicare Part D claims for 338 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.