Doctor profile · Federal record
Dr. Mark Oldendorf, MD
Internal Medicine Physician (CMS: Internal Medicine) · Adult Medicine Physician · Loudonville, NY
- NPI 1427147800
- Accepts Medicare
- 50 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
407 Albany Shaker RD Ste 100
Loudonville, NY 122111902
(518) 435-1300 - Mailing address
-
407 Albany Shaker RD
Loudonville, NY 122111900
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- February 7, 2019
- Year of graduation
- 1976 — 50 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #146168
- Medicaid
- NY #00654260
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427147800. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,642
Distinct HCPCS
10
Medicare allowed
$77,697
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0444 |
Annual depression screening, 5 to 15 minutes | 245 | 245 | $18 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 243 | 243 | $44 | |
99454 |
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 208 | 43 | $47 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 201 | 124 | $70 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 190 | 153 | $88 | |
99457 |
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 181 | 42 | $46 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 88 | 88 | $17 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 59 | 45 | $3 | |
83036 |
Hemoglobin a1c level | 55 | 42 | $9 | |
G0008 |
Administration of influenza virus vaccine | 40 | 40 | $29 |
In context: peer comparison
Among 2 peers in Loudonville Internal Medicine Physician, average services per provider: 98. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$1,057
Transactions
56
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 12 | $181.19 | |
| Lilly USA, LLC | 6 | $111.54 | |
| Teva Pharmaceuticals USA, INC. | 6 | $111.13 | |
| Lundbeck LLC | 5 | $91.46 | |
| Otsuka America Pharmaceutical, INC. | 4 | $78.97 | |
| Sumitomo Pharma America, INC. | 4 | $64.74 | |
| Merck Sharp & Dohme LLC | 3 | $55.49 | |
| Novo Nordisk INC | 2 | $40.42 | |
| Abbott Laboratories | 2 | $40.40 | |
| Pfizer INC. | 2 | $35.83 | |
| Indivior INC. | 2 | $35.30 | |
| Astellas Pharma US INC | 2 | $32.72 | |
| Exact Sciences Corporation | 2 | $32.38 | |
| Janssen Pharmaceuticals, INC | 2 | $30.61 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 2 | $30.33 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,474
Patients
752
Total drug cost
$41,261
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Alprazolam | Generic | 246 | 76 | $2,007 |
| Omeprazole | Generic | 238 | 84 | $3,634 |
| Atorvastatin Calcium | Generic | 232 | 76 | $3,269 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 228 | 52 | $7,594 |
| Amlodipine Besylate | Generic | 190 | 65 | $1,809 |
| Levothyroxine Sodium | Generic | 182 | 54 | $6,408 |
| Metformin Hcl | Generic | 160 | 51 | $1,062 |
| Rosuvastatin Calcium | Generic | 151 | 49 | $2,099 |
| Clonazepam | Generic | 134 | 27 | $1,361 |
| Simvastatin | Generic | 132 | 46 | $1,326 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Oldendorf's medical specialty?
Dr. Mark Oldendorf practices Internal Medicine Physician in Loudonville, NY.
Where does Dr. Mark Oldendorf practice?
Dr. Mark Oldendorf practices at 407 Albany Shaker RD Ste 100, Loudonville, NY 122111902. Office phone: 5184351300.
What is Dr. Mark Oldendorf's NPI?
Dr. Mark Oldendorf's National Provider Identifier (NPI) is 1427147800, issued by NPPES.
Does Dr. Mark Oldendorf accept Medicare assignment?
Yes. Dr. Mark Oldendorf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Oldendorf commonly perform?
Top Medicare-reported procedures in 2023: Annual depression screening, 5 to 15 minutes (HCPCS G0444); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days (HCPCS 99454). Source: CMS Medicare Physician & Other Practitioners file.