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Edit this profileAt a glance
- 55 Fruit Street, Cox 201, Boston, MA 02114
About Dr. North
Crystal M. North, M.D. practices pulmonary disease in Boston, MA. Crystal is a 2008 graduate of University of Washington School of Medicine. Crystal is also listed as specializing in internal medicine and critical care medicine. Medicare claims data shows Crystal provided 96 services to 52 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes and critical care, first 30-74 minutes. The provider's National Provider Identifier (NPI) is 1710146691.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (617) 726-1721
- Email not available
Practice Locations
55 FRUIT STREET COX 201
Boston, MA 02114
Conditions Commonly Evaluated or Treated
Within Pulmonary Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Airway disorders
Blood vessel disorders
Critical care
Diagnostic findings
Environmental lung diseases
Genetic conditions
Infections
- Community-acquired pneumonia
- Fungal lung infection
- Legionnaires' Disease
- Lung abscess
- NTM lung infection
- Severe Pneumonia
- Tuberculosis
- Valley fever
- Walking Pneumonia in Children
- Whooping Cough
Inflammatory conditions
Lung growths
Occupational & environmental
Pleural disorders
Post-infection conditions
Sleep disorders
- Excessive daytime sleepiness
- Shallow Breathing In Sleep
- Snoring
- Upper Airway Resistance Syndrome
- Waking Up Gasping Or Choking
Structural lung conditions
Symptoms
- Blue Baby Syndrome
- Chest congestion
- Coughing up blood
- Low oxygen levels
- Rapid Breathing
- Severe asthma attack
- Wheezing
Procedures & services
Most searched procedures
Airway care
Airway management
Biopsies
Biopsies & diagnostics
Breathing tests
- 6-minute walk test
- Asthma challenge test
- Cardiopulmonary Exercise Testing (CPET)
- Exhaled nitric oxide test
Cancer diagnostic procedures
Consultations
Counseling & prevention
Critical care
Diagnostic procedures
Drainage care
Imaging
Interventional procedures
Lab tests
Lung tests
Medications
Monitoring
Pleural procedures
- Chest tube insertion
- Draining lung fluid
- Medical thoracoscopy
- Permanent chest drain insertion
- Pleural sealing procedure
Procedures
Rehabilitation
Screening
Sleep equipment
Sleep medicine
Sleep treatments
Specialist evaluations
Specialized testing
Treatments
Procedures Most Often Billed to Medicare
96 services · 52 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
55 | As often as other peers in Pulmonary Disease |
| Critical care, first 30-74 minutes | Office visit | 99291 |
41 | Less often than most peers in Pulmonary Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other lung specialists in Boston 8
Same specialty, same city.
Trained at University of Washington School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2008 at University of Washington School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Crystal M. North's specialty?
Crystal M. North is a lung specialist in Boston, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pulmonary Disease”.
NPI registry
Where can I find Crystal M. North?
Crystal M. North is listed at 55 Fruit Street Cox 201, Boston, MA 02114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Crystal M. North?
The number on file is (617) 726-1721. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Crystal M. North?
Crystal M. North's National Provider Identifier is 1710146691. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Crystal M. North's education?
Crystal M. North attended University of Washington School of Medicine, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Crystal M. North have?
Crystal M. North has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What is Crystal M. North known for?
According to Medicare billing data, Crystal M. North the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Crystal M. North's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Crystal M. North. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.