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Edit this profileAt a glance
- 25 Germantown Rd Fl 1, Danbury, CT 06810
About Dr. Mcguigan
Based in Danbury, CT, Lydia McGuigan, D.O. is listed in the NPI registry under endocrinology, diabetes & metabolism. Lydia graduated from Kansas City University of Med & Biosciences, College of Osteo Med in 2011. Medicare claims data shows Lydia provided 1,088 services to 657 patients. The services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', and blood glucose (sugar) test performed by hand-held instrument. NPI 1326334517 identifies this record in the national registry.
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
- (203) 794-5620
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
25 GERMANTOWN RD FL 1
Danbury, CT 06810
Conditions Commonly Evaluated or Treated
Within Endocrinology, Diabetes and Metabolism 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
Adrenal disorders
Blood sugar disorders
Bone and calcium disorders
Bones
Pituitary
Pituitary disorders
Thyroid
Thyroid disorders
Most searched conditions
Adrenal
Diabetes
Endocrine tumors
Hormone disorders
- Early or delayed puberty
- Excess facial or body hair
- Gynecomastia
- Perimenopause
- Testosterone deficiency
Hormones
Metabolic disorders
Metabolism
Parathyroid
Procedures & services
Adrenal
Adrenal evaluations
Blood sugar management
Bone evaluations
Bone treatments
Diabetes
- Automated Insulin System Setup
- Blood Ketone Monitoring
- C-Peptide Test
- Continuous Glucose Monitor Data Review
- Starting Insulin Therapy
- Medical nutrition therapy
Diabetes education
Genetic evaluations
Hormone treatments
- Growth Hormone Injections
- Hormone Replacement Therapy Consultation
- Estrogen and Progesterone Therapy
Hormones
Metabolic evaluations
Metabolism
Parathyroid
Pituitary
Pituitary evaluations
Routine Blood Tests
Thyroid
- Thyroid Uptake and Scan
- Thyroid Cyst Alcohol Ablation
Thyroid procedures
- Thyroid Antibody Testing
- Thyroid Medication Adjustment
- Radioactive Iodine Treatment
- Thyroid Blood Test
- Thyroid Nodule Biopsy
- Thyroid Nodule Radiofrequency Ablation
Weight & Metabolism
Women's health
Most searched procedures
Diabetes preventive care
Procedures Most Often Billed to Medicare
1,088 services · 657 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | Treatment | 95251 |
111 | As often as other peers in Endocrinology, Diabetes &… |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
288 | More than most peers in Endocrinology, Diabetes &… |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
260 | More often than most peers in Endocrinology, Diabetes &… |
| Blood glucose (sugar) test performed by hand-held instrument | Lab test | 82962 |
215 | More often than most peers in Endocrinology, Diabetes &… |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
69 | Less often than most peers in Endocrinology, Diabetes &… |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
44 | As often as other peers in Endocrinology, Diabetes &… |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
38 | Less often than most peers in Endocrinology, Diabetes &… |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
24 | As often as other peers in Endocrinology, Diabetes &… |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
22 | As often as other peers in Endocrinology, Diabetes &… |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 | Less often than most peers in Endocrinology, Diabetes &… |
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.
Other endocrinologists at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 22 related providers in 4 groups
Other endocrinologists in Danbury 2
Same specialty, same city.
Trained at Kansas City University of Med & Biosciences, College of Osteo Med 6
Other providers in the same specialty who trained at the same institution.
Class of 2011 at Kansas City University of Med & Biosciences, College of Osteo Med 8
Providers who graduated from the same medical school in the same year.
Also performs Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 6
Providers in CT who bill this service to Medicare most often.
Common questions
What kind of doctor is Lydia McGuigan?
Lydia McGuigan is an endocrinologist in Danbury, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Endocrinology, Diabetes & Metabolism”.
NPI registry
What is Lydia McGuigan's address?
Lydia McGuigan is listed at 25 Germantown Rd Fl 1, Danbury, CT 06810. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Lydia McGuigan?
The number on file is (203) 794-5620. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Lydia McGuigan?
Lydia McGuigan's National Provider Identifier is 1326334517. 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
Where did Lydia McGuigan train?
Lydia McGuigan attended Kansas City University of Med & Biosciences, College of Osteo Med, graduating in 2011. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Lydia McGuigan have?
Lydia McGuigan has 15 years experience. Calculated from a graduation year of 2011, reported in the CMS National Downloadable File.
CMS public data
What procedures does Lydia McGuigan perform?
According to Medicare billing data, Lydia McGuigan provides treatments such as continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Lydia McGuigan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Lydia McGuigan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.