Are you Dr. Lay? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 3330 Ptarmigan Ln, Helena, MT 59602
About Dr. Lay
Cathy H. Lay, MD is a healthcare provider in Helena, MT specializing in family practice. Cathy trained at Medical University of South Carolina College of Medicine, graduating in 2004. Cathy is also listed as specializing in family medicine. Medicare claims data shows Cathy provided 594 services to 569 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. This provider record is associated with NPI 1508952037.
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
- (406) 457-4180
- Email not available
Practice Locations
3330 PTARMIGAN LN
Helena, MT 59602
Conditions Commonly Evaluated or Treated
Within Family Medicine 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
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
- Acute bronchitis
- Asthma
- Sinus infection
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
- Birth control counseling
- Smoking cessation counseling
Screening and testing
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- EKG
Diagnostic Tests
- COVID-19 testing
- Rapid Strep and Flu Swabs
- Urine Drug Screen
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
Injections
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
- Pulmonary function test
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational Health
- DOT Physical
Office procedures
- Earwax removal
- Incision and drainage of an abscess
- Superficial foreign-body removal
Pain Management
- Joint injections
Preventive Care
- Chronic Illness Checkup
- Routine Vaccines
- Travel Vaccines And Consult
Respiratory
- Breathing Treatment
Senior Care
Sexual & Reproductive Health
- STD Swabs and Screening
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
- At-Home Sleep Study Order
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness & Weight
- Weight Management Consult
Women's Health
- Hormone Replacement Therapy Consultation
Procedures Most Often Billed to Medicare
594 services · 569 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Inhalation treatment for airway obstruction or sputum production | Treatment | 94640 |
12 | Less often than most peers in Family Practice |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
263 | More often than most peers in Family Practice |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
250 | More often than most peers in Family Practice |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
41 | More often than most peers in Family Practice |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
16 | Less often than most peers in Family Practice |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
12 | Less often than most peers in Family Practice |
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 family practices at this location 5
Same specialty, same street address — most likely the same department or group.
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 family practices in Helena 8
Same specialty, same city.
More connections — 15 related providers in 2 groups
Trained at Medical University of South Carolina College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Medical University of South Carolina College of Medicine 7
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Lay specialize in?
Dr. Lay is a family practice in Helena, MT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Lay located?
Dr. Lay is listed at 3330 Ptarmigan Ln, Helena, MT 59602. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Lay's phone number?
The number on file is (406) 457-4180. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Lay?
Dr. Lay's National Provider Identifier is 1508952037. 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 Dr. Lay go to medical school?
Dr. Lay attended Medical University of South Carolina College of Medicine, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Lay have?
Dr. Lay has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Lay do most often?
According to Medicare billing data, Dr. Lay provides treatments such as inhalation treatment for airway obstruction or sputum production, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Lay's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lay. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.