Doctor profile · Federal record
Dr. Jack Greiner, D.O.
Ophthalmology Physician (CMS: Ophthalmology) · Boston, MA
- NPI 1588601280
- Accepts Medicare
- MIPS 97.0 / 100 · 2023
- 44 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
5 Whittier Pl, Ste 102 Charles River Eye Associates
Boston, MA 021141428
(617) 248-3875
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Massachusetts #56366
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588601280. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,570
Distinct HCPCS
10
Medicare allowed
$242,773
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92012 |
Established patient problem focused exam of visual system | 910 | 336 | $100 | |
92014 |
Established patient complete exam of visual system | 356 | 341 | $140 | |
68761 |
Closure of tear duct opening using plug | 281 | 55 | $133 | |
83861 |
Microfluid analysis of tears | 205 | 46 | $22 | |
92250 |
Photography of the retina | 185 | 179 | $42 | |
92083 |
Exam of visual field with extended testing | 183 | 152 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 144 | 82 | $140 | |
92285 |
Photography of content of eyes | 120 | 59 | $27 | |
92004 |
New patient complete exam of visual system | 38 | 38 | $166 | |
92134 |
Imaging of retina | 35 | 26 | $44 |
In context: peer comparison
Among 89 peers in this city , average services per provider: 193. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$278
Transactions
17
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 10 | $167.56 | |
| BIOTISSUE HOLDINGS INC. | 3 | $47.65 | |
| Mallinckrodt Hospital Products Inc. | 2 | $32.76 | |
| Oyster Point Pharma, Inc. | 1 | $15.59 | |
| Bausch & Lomb Americas Inc. | 1 | $14.44 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
926
Patients
387
Total drug cost
$132,314
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 250 | 85 | $6,336 |
| Prednisolone Acetate | Generic | 112 | 78 | $6,034 |
| Ofloxacin | Generic | 93 | 71 | $1,707 |
| Lumigan (Bimatoprost) | Brand | 88 | 28 | $50,472 |
| Timolol Maleate | Generic | 66 | 17 | $1,273 |
| Ketorolac Tromethamine | Generic | 61 | 39 | $1,444 |
| Erythromycin (Erythromycin Base) | Brand | 57 | 39 | $626 |
| Brimonidine Tartrate | Generic | 54 | 17 | $3,462 |
| Alphagan P (Brimonidine Tartrate) | Brand | 35 | 13 | $16,816 |
| Dorzolamide Hcl | Generic | 28 | 0 | $647 |
Frequently asked questions
What is Dr. Jack Greiner's medical specialty?
Dr. Jack Greiner practices Ophthalmology Physician in Boston, MA.
Where does Dr. Jack Greiner practice?
Dr. Jack Greiner practices at 5 Whittier Pl, Boston, MA 021141428. Office phone: 6172483875.
What is Dr. Jack Greiner's NPI?
Dr. Jack Greiner's National Provider Identifier (NPI) is 1588601280, issued by NPPES.
Does Dr. Jack Greiner accept Medicare assignment?
Yes. Dr. Jack Greiner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jack Greiner commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Established patient complete exam of visual system (HCPCS 92014); Closure of tear duct opening using plug (HCPCS 68761). Source: CMS Medicare Physician & Other Practitioners file.