Physician Profile
Unclaimed ProfileAbout FEINER
Alan S Feiner, MD is a healthcare provider in Denver, CO specializing in hematology/oncology. Alan trained at Denver College of Medicine - Nlg, graduating in 1973. Alan is also listed as specializing in hematology & oncology. Medicare claims data shows Alan provided 7,446 services to 1,707 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (303) 321-0302
- Email not available
Practice Locations
4700 HALE PKWY STE 400
Denver, CO 80220
Procedures Most Often Billed to Medicare
7,446 services · 1,707 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
831 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
93 |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
87 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
74 |
| Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | Treatment | 96365 |
64 |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
550 |
| Injection, palonosetron hcl, 25 mcg | Drug given | J2469 |
390 |
| Injection, zoledronic acid, 1 mg | Drug given | J3489 |
191 |
| Flow cytometry technique for dna or cell analysis, each additional marker | Lab test | 88185 |
1,242 |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
902 |
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 hematology/oncology specialists in Denver 8
Same specialty, same city.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CO who bill this service to Medicare most often.
Common questions
What does Dr. Feiner specialize in?
Dr. Feiner is a hematology/oncology in Denver, CO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HEMATOLOGY/ONCOLOGY”.
NPI registry
Where is Dr. Feiner located?
Dr. Feiner is listed at 4700 HALE PKWY STE 400, Denver, CO 80220. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Feiner's phone number?
The number on file is (303) 321-0302. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Feiner?
Dr. Feiner's National Provider Identifier is 1922082643. 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. Feiner go to medical school?
Dr. Feiner attended Denver College of Medicine - Nlg, graduating in 1973. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Feiner have?
Dr. Feiner has 53 years experience. Calculated from a graduation year of 1973, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Feiner do most often?
According to Medicare billing data, Dr. Feiner performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as administration of chemotherapy into vein, 1 hour or less and injection of additional new drug or substance into vein, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Feiner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Feiner. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.