Physician Profile
Based in Greeley, CO, Siemay C. Lee, MD is listed in the NPI registry under internal medicine. Siemay graduated from Tulane University School of Medicine in 2001. According to Medicare claims data, Siemay cared for 871 Medicare patients across 1,137 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
6767 WEST 29TH STREET 2ND FLOOR
Greeley, CO 80634
Within Internal 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.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
1,137 services · 871 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Anticoagulant management of patient taking warfarin | Treatment | 93793 |
64 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
48 |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
37 |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
37 |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
36 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
326 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
184 |
| 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 |
163 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
110 |
| Administration of influenza virus vaccine | Billing code | G0008 |
52 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Lee is an internal medicine in Greeley, CO. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Lee is listed at 6767 West 29Th Street 2Nd Floor, Greeley, CO 80634. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (970) 652-2433. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Lee's National Provider Identifier is 1497966824. 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
Dr. Lee attended Tulane University School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
Dr. Lee has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Lee provides treatments such as anticoagulant management of patient taking warfarin and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lee. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.