Doctor profile · Federal record
Dr. Mary Gessner-Peterson, DO
Emergency Medical Services (Emergency Medicine) Physician (CMS: Internal Medicine) · Internal Medicine Physician · Alpine, CA
- NPI 1861662884
- Accepts Medicare
- MIPS 58.5 / 100 · 2023
- 21 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2710 Alpine Blvd # 205
Alpine, CA 919012276
(619) 326-4445 - Additional location
-
1730 Alpine Blvd Ste 109B
Alpine, CA 919013877
fax (619) 722-1721 - Mailing address
-
2710 Alpine Blvd
Alpine, CA 919012276
Credentials & registration
- NPI registered
- March 2008 — 18 yrs on file
- Profile last updated
- September 26, 2018
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207PE0004X — NUCC code
- State licenses (2)
- Pennsylvania #OS014103 · California #20A1174
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861662884. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
16,176
Distinct HCPCS
10
Medicare allowed
$1,630,688
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 6,309 | 790 | $114 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 1,384 | 549 | $67 | |
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 1,257 | 493 | $79 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 1,156 | 282 | $83 | |
99439 |
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 780 | 316 | $51 | |
99305 |
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes | 735 | 561 | $141 | |
G0180 |
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 544 | 414 | $58 | |
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 458 | 224 | $133 | |
11042 |
Removal of skin and tissue, 20.0 sq cm or less | 297 | 87 | $63 | |
99239 |
Hospital discharge day management, more than 30 minutes | 276 | 220 | $121 |
In context: peer comparison
Among 1 peers in Alpine Emergency Medical Services (Emergency Medicine) Physician, average services per provider: 394. This provider delivers 41× the peer median.Open Payments
Industry payments received
All-time total
$20
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 1 | $19.70 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
12,582
Patients
2,150
Total drug cost
$411,192
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 1,590 | 270 | $21,466 |
| Pantoprazole Sodium | Generic | 1,261 | 219 | $17,952 |
| Gabapentin | Generic | 1,205 | 201 | $24,007 |
| Amlodipine Besylate | Generic | 1,125 | 195 | $9,032 |
| Levothyroxine Sodium | Generic | 968 | 159 | $11,957 |
| Eliquis (Apixaban) | Brand | 750 | 95 | $258,257 |
| Metformin Hcl | Generic | 700 | 115 | $5,309 |
| Lisinopril | Generic | 682 | 118 | $5,797 |
| Famotidine | Generic | 679 | 124 | $6,943 |
| Metoprolol Tartrate | Generic | 674 | 109 | $4,864 |
Frequently asked questions
What is Dr. Mary Gessner-Peterson's medical specialty?
Dr. Mary Gessner-Peterson practices Emergency Medical Services (Emergency Medicine) Physician in Alpine, CA.
Where does Dr. Mary Gessner-Peterson practice?
Dr. Mary Gessner-Peterson practices at 2710 Alpine Blvd # 205, Alpine, CA 919012276. Office phone: 6193264445.
What is Dr. Mary Gessner-Peterson's NPI?
Dr. Mary Gessner-Peterson's National Provider Identifier (NPI) is 1861662884, issued by NPPES.
Does Dr. Mary Gessner-Peterson accept Medicare assignment?
Yes. Dr. Mary Gessner-Peterson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Gessner-Peterson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Chronic care management services (HCPCS 99490); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308). Source: CMS Medicare Physician & Other Practitioners file.