Christine Baker, MD
NPI 1518946359 · Internal Medicine Physician · Northampton, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christine Baker, MD is a Internal Medicine Physician provider in Northampton, MA (NPI 1518946359).
Provider details
- NPI number
- 1518946359
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- License
- 81200 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,100 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 940 | $130 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 828 | $92 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 87 | $15 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 70 | $184 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 61 | $15 |
| Transitional Care Management Services for Problem of at Least Moderate Complexity |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 128 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 540 | 158 |
| Lisinopril | 495 | 135 |
| Amlodipine Besylate | 381 | 109 |
| Levothyroxine Sodium | 373 | 97 |
| Losartan Potassium | 299 | 87 |
| Omeprazole | 293 | 90 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$422 across 23 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Christine Baker's NPI number?
- Christine Baker's National Provider Identifier (NPI) is 1518946359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christine Baker's specialty?
- Christine Baker is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christine Baker located?
- Christine Baker's practice location on file with NPPES is 190 Nonotuck St, Northampton, MA 01062-1911.
- What is Christine Baker's phone number?
- The practice phone number listed in the NPPES registry for Christine Baker is (413) 584-9511.
- Does Christine Baker accept Medicare?
- Christine Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christine Baker's NPI active?
- Yes — Christine Baker's NPI (1518946359) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.