Physician Profile
Based in Dyer, IN, Nancy F. Gamarra Flores, M.D. is listed in the NPI registry under internal medicine. Nancy is also listed as specializing in endocrinology, diabetes & metabolism. Medicare claims data shows Nancy provided 546 services to 401 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 annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
919 MAIN ST STE 102
Dyer, IN 46311
5500 Hohman Ave Ste 2A
Hammond, IN 46320
3229-43 W 47th Pl
Chicago, IL 60632
5529 Hohman Ave
Hammond, IN 46320
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
546 services · 401 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
15 | Less often than most peers in Internal Medicine |
| Influenza vaccine, trivalent derived from recombinant dna | Treatment | 90673 |
13 | Less often than most peers in Internal Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
229 | As often as other peers in Internal Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
127 | More often than most peers in Internal Medicine |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
123 | More often than most peers in Internal Medicine |
| Administration of pneumococcal vaccine | Billing code | G0009 |
15 | Less often than most peers in Internal Medicine |
| Administration of influenza virus vaccine | Billing code | G0008 |
13 | Less often than most peers in Internal Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
11 | Less often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Nancy F. Gamarra Flores is an internist in Dyer, IN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Nancy F. Gamarra Flores is listed at 919 Main St Ste 102, Dyer, IN 46311. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (219) 934-2492. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Nancy F. Gamarra Flores's National Provider Identifier is 1710094685. 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
Nancy F. Gamarra Flores attended Other, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
Nancy F. Gamarra Flores has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Nancy F. Gamarra Flores provides treatments such as pneumococcal conjugate vaccine, 20 valent , for intramuscular use and influenza vaccine, trivalent derived from recombinant dna, 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 Nancy F. Gamarra Flores. 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.