Doctor profile · Federal record
Dr. Frances Hayes, MD
Internal Medicine Physician (CMS: Endocrinology) · Reproductive Endocrinology Physician · Boston, MA
- NPI 1528058856
- Accepts Medicare
- 38 yrs in practice
- Female
- No sanctions
Practice & contact
- Primary practice
-
55 Fruit St, Bhx 511
Boston, MA 021142621
(617) 726-8433
fax (617) 726-5357 - Mailing address
-
Po Box 9142
Charlestown, MA 021299142
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- September 11, 2025
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Massachusetts #204397
- Medicaid
- MA #3209326
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1528058856. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
320
Distinct HCPCS
5
Medicare allowed
$39,143
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 175 | 172 | $104 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 70 | 68 | $149 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 41 | 36 | $138 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 20 | 19 | $103 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 13 | $196 |
In context: peer comparison
Among 547 peers in this city , average services per provider: 81. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
547
Patients
105
Total drug cost
$140,714
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Alendronate Sodium | Generic | 136 | 45 | $1,386 |
| Testosterone | Generic | 129 | 23 | $31,248 |
| Testosterone Cypionate | Generic | 72 | 13 | $3,182 |
| Levothyroxine Sodium | Generic | 63 | 24 | $1,321 |
| Tymlos (Abaloparatide) | Brand | 30 | 0 | $79,482 |
| Progesterone (Progesterone, Micronized) | Brand | 25 | 0 | $1,288 |
| Estradiol (Twice Weekly) (Estradiol) | Brand | 21 | 0 | $3,243 |
| Ozempic (Semaglutide) | Brand | 17 | 0 | $17,206 |
| Risedronate Sodium | Generic | 16 | 0 | $1,391 |
| Hydrochlorothiazide | Generic | 13 | 0 | $168 |
Hospital affiliations
Frequently asked questions
What is Dr. Frances Hayes's medical specialty?
Dr. Frances Hayes practices Internal Medicine Physician in Boston, MA.
Where does Dr. Frances Hayes practice?
Dr. Frances Hayes practices at 55 Fruit St, Boston, MA 021142621. Office phone: 6177268433.
What is Dr. Frances Hayes's NPI?
Dr. Frances Hayes's National Provider Identifier (NPI) is 1528058856, issued by NPPES.
Does Dr. Frances Hayes accept Medicare assignment?
Yes. Dr. Frances Hayes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Frances Hayes commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.