Doctor profile · Federal record
Dr. Manjari Nathan, M.D.
Pulmonary Disease Physician (CMS: Pulmonary Disease) · Sleep Medicine (Internal Medicine) Physician · Critical Care Medicine (Internal Medicine) Physician · Walnut Creek, CA
- NPI 1033386503
- Accepts Medicare
- MIPS 87.9 / 100 · 2023
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2637 Shadelands Dr
Walnut Creek, CA 945982512
(925) 944-0166
fax (925) 944-6355 - Additional location
-
130 la Casa Via, Bldg.#2, Suite 208
Walnut Creek, CA 945983045
Credentials & registration
- NPI registered
- May 2008 — 18 yrs on file
- Profile last updated
- March 3, 2025
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State license (1)
- California #A80974
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1033386503. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,484
Distinct HCPCS
10
Medicare allowed
$209,172
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 285 | 119 | $237 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 192 | 89 | $135 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 168 | 103 | $213 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 121 | 93 | $152 | |
94729 |
Test to examine how well the lungs exchange gases | 102 | 95 | $10 | |
94726 |
Test to determine lung volumes using sensors | 97 | 91 | $13 | |
99292 |
Critical care, each additional 30 minutes | 92 | 46 | $119 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 89 | 53 | $90 | |
94060 |
Test to measure expiratory airflow and volume changes before and after medication administration | 75 | 73 | $11 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 36 | 36 | $253 |
In context: peer comparison
Among 9 peers in Walnut Creek Pulmonary Disease Physician, average services per provider: 80. This provider delivers 19× the peer median.Open Payments
Industry payments received
All-time total
$937
Transactions
35
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, INC. | 11 | $224.44 | |
| AstraZeneca Pharmaceuticals Lp | 5 | $178.14 | |
| Harmony Biosciences LLC | 1 | $99.99 | |
| Jazz Pharmaceuticals INC. | 3 | $88.04 | |
| La Jolla Pharmaceutical Company | 2 | $56.90 | |
| Fisher & Paykel Healthcare INC | 2 | $50.69 | |
| Melinta Therapeutics, LLC | 2 | $43.04 | |
| Insmed, INC. | 2 | $39.29 | |
| Genzyme Corporation | 2 | $37.54 | |
| Inspire Medical Systems, INC. | 1 | $29.53 | |
| Avadel CNS Pharmaceuticals, LLC | 1 | $28.75 | |
| GlaxoSmithKline, LLC. | 1 | $24.04 | |
| Resmed Corp | 1 | $20.27 | |
| Janssen Pharmaceuticals, INC | 1 | $15.84 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
815
Patients
139
Total drug cost
$672,002
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) | Brand | 173 | 31 | $146,222 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 98 | 51 | $4,125 |
| Breo Ellipta (Fluticasone/Vilanterol) | Brand | 86 | 19 | $43,792 |
| Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) | Brand | 76 | 14 | $49,605 |
| Montelukast Sodium | Generic | 65 | 13 | $646 |
| Flovent Diskus (Fluticasone Propionate) | Brand | 44 | 0 | $15,238 |
| Zolpidem Tartrate | Generic | 41 | 11 | $313 |
| Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) | Brand | 39 | 0 | $26,702 |
| Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) | Brand | 32 | 0 | $5,603 |
| Advair Diskus (Fluticasone Propion/Salmeterol) | Brand | 31 | 0 | $19,128 |
Hospital affiliations
Frequently asked questions
What is Dr. Manjari Nathan's medical specialty?
Dr. Manjari Nathan practices Pulmonary Disease Physician in Walnut Creek, CA.
Where does Dr. Manjari Nathan practice?
Dr. Manjari Nathan practices at 2637 Shadelands Dr, Walnut Creek, CA 945982512. Office phone: 9259440166.
What is Dr. Manjari Nathan's NPI?
Dr. Manjari Nathan's National Provider Identifier (NPI) is 1033386503, issued by NPPES.
Does Dr. Manjari Nathan accept Medicare assignment?
Yes. Dr. Manjari Nathan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Manjari Nathan commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.