Rachel Hardenstine, M.D.
NPI 1144667270 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachel Hardenstine, M.D. is a Internal Medicine Physician provider in Boston, MA (NPI 1144667270).
Provider details
- NPI number
- 1144667270
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- LP02805 (RI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
344 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 104 | $139 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 47 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 46 | $69 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 40 | $96 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 33 | $101 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 53 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 78 | — |
| Atorvastatin Calcium | 69 | 26 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 67 | 20 |
| Gabapentin | 66 | 31 |
| Omeprazole | 65 | 25 |
| Rosuvastatin Calcium | 61 | 21 |
Practice location
Mailing address
Additional practice locations (1)
- 63 Main StBrockton, MA 02301-4042Phone: (508) 587-4224
Registry dates
- Enumerated
- 2013-05-30
- Last updated
- 2018-11-29
Frequently asked questions
- What is Rachel Hardenstine's NPI number?
- Rachel Hardenstine's National Provider Identifier (NPI) is 1144667270, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachel Hardenstine's specialty?
- Rachel Hardenstine is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rachel Hardenstine located?
- Rachel Hardenstine's practice location on file with NPPES is 800 Huntington Avenue, Boston, MA 02115.
- What is Rachel Hardenstine's phone number?
- The practice phone number listed in the NPPES registry for Rachel Hardenstine is (857) 307-2200.
- Does Rachel Hardenstine accept Medicare?
- Rachel Hardenstine is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachel Hardenstine's NPI active?
- Yes — Rachel Hardenstine's NPI (1144667270) is active in the NPPES registry as of the last update on 2018-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.