Stephen Kaplan, M.D.
NPI 1629236849 · Internal Medicine Physician · Plymouth, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Kaplan, M.D. is a Internal Medicine Physician provider in Plymouth, MA (NPI 1629236849).
Provider details
- NPI number
- 1629236849
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 232071 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
8,707 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,222 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 774 | $87 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 589 | $13 |
| Hemoglobin A1c Level83036 | 497 | $10 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 489 | $54 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 461 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 187 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,202 | 365 |
| Amlodipine Besylate | 683 | 196 |
| Lisinopril | 657 | 187 |
| Levothyroxine Sodium | 542 | 132 |
| Omeprazole | 455 | 136 |
| Losartan Potassium | 445 | 137 |
| Simvastatin | 415 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-23
- Last updated
- 2010-08-31
Frequently asked questions
- What is Stephen Kaplan's NPI number?
- Stephen Kaplan's National Provider Identifier (NPI) is 1629236849, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Kaplan's specialty?
- Stephen Kaplan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Kaplan located?
- Stephen Kaplan's practice location on file with NPPES is 362 Court St, Plymouth, MA 02360-4397.
- What is Stephen Kaplan's phone number?
- The practice phone number listed in the NPPES registry for Stephen Kaplan is (508) 746-7543.
- Does Stephen Kaplan accept Medicare?
- Stephen Kaplan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Kaplan's NPI active?
- Yes — Stephen Kaplan's NPI (1629236849) is active in the NPPES registry as of the last update on 2010-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.